diff --git a/accounting/locale/zh_Hant/LC_MESSAGES/django.po b/accounting/locale/zh_Hant/LC_MESSAGES/django.po
index 765d321..b4c2980 100644
--- a/accounting/locale/zh_Hant/LC_MESSAGES/django.po
+++ b/accounting/locale/zh_Hant/LC_MESSAGES/django.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: mia-js 1.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-08-06 23:47+0800\n"
-"PO-Revision-Date: 2020-08-06 23:48+0800\n"
+"POT-Creation-Date: 2020-08-06 23:59+0800\n"
+"PO-Revision-Date: 2020-08-07 00:01+0800\n"
 "Last-Translator: imacat <imacat@mail.imacat.idv.tw>\n"
 "Language-Team: Traditional Chinese <imacat@mail.imacat.idv.tw>\n"
 "Language: Traditional Chinese\n"
@@ -148,7 +148,6 @@ msgstr "資產負債表"
 #: accounting/templates/accounting/journal.html:62
 #: accounting/templates/accounting/ledger.html:75
 #: accounting/templates/accounting/trial-balance.html:62
-msgctxt "Period|"
 msgid "Period"
 msgstr "期間"
 
@@ -522,7 +521,6 @@ msgstr "現金支出傳票"
 #: accounting/templates/accounting/transactions/sort.html:43
 #: accounting/templates/accounting/transactions/transfer/form.html:44
 #: accounting/templates/accounting/transactions/transfer/view.html:72
-msgctxt "Navigation|"
 msgid "Back"
 msgstr "回上頁"
 
@@ -576,7 +574,6 @@ msgstr "您真的要刪掉這張現金支出傳票嗎？"
 #: accounting/templates/accounting/transactions/expense/view.html:76
 #: accounting/templates/accounting/transactions/income/view.html:76
 #: accounting/templates/accounting/transactions/transfer/view.html:76
-msgctxt "Navigation|"
 msgid "Edit"
 msgstr "編輯"
 
@@ -601,7 +598,6 @@ msgstr "當天沒有其他會計傳票。"
 #: accounting/templates/accounting/transactions/transfer/view.html:86
 #: accounting/templates/accounting/transactions/transfer/view.html:97
 #: accounting/templates/accounting/transactions/transfer/view.html:102
-msgctxt "Navigation|"
 msgid "Sort"
 msgstr "排序"
 
@@ -609,14 +605,12 @@ msgstr "排序"
 #: accounting/templates/accounting/transactions/expense/view.html:111
 #: accounting/templates/accounting/transactions/income/view.html:91
 #: accounting/templates/accounting/transactions/income/view.html:111
-msgctxt "Navigation|"
 msgid "To Transfer"
 msgstr "改轉帳"
 
 #: accounting/templates/accounting/transactions/expense/view.html:117
 #: accounting/templates/accounting/transactions/income/view.html:117
 #: accounting/templates/accounting/transactions/transfer/view.html:109
-msgctxt "Navigation|"
 msgid "Delete"
 msgstr "刪除"
 
diff --git a/accounting/templates/accounting/balance-sheet.html b/accounting/templates/accounting/balance-sheet.html
index b818db6..a98d6bb 100644
--- a/accounting/templates/accounting/balance-sheet.html
+++ b/accounting/templates/accounting/balance-sheet.html
@@ -59,7 +59,7 @@ First written: 2020/7/20
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/cash.html b/accounting/templates/accounting/cash.html
index e6075b5..5befbf5 100644
--- a/accounting/templates/accounting/cash.html
+++ b/accounting/templates/accounting/cash.html
@@ -79,7 +79,7 @@ First written: 2020/7/1
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/income-statement.html b/accounting/templates/accounting/income-statement.html
index a2cb738..a4fefa9 100644
--- a/accounting/templates/accounting/income-statement.html
+++ b/accounting/templates/accounting/income-statement.html
@@ -59,7 +59,7 @@ First written: 2020/7/19
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/journal.html b/accounting/templates/accounting/journal.html
index 5243ac9..6bda40c 100644
--- a/accounting/templates/accounting/journal.html
+++ b/accounting/templates/accounting/journal.html
@@ -59,7 +59,7 @@ First written: 2020/7/17
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/ledger.html b/accounting/templates/accounting/ledger.html
index db5dff0..31fd812 100644
--- a/accounting/templates/accounting/ledger.html
+++ b/accounting/templates/accounting/ledger.html
@@ -72,7 +72,7 @@ First written: 2020/7/16
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/expense/form.html b/accounting/templates/accounting/transactions/expense/form.html
index 86bf473..0ff54f5 100644
--- a/accounting/templates/accounting/transactions/expense/form.html
+++ b/accounting/templates/accounting/transactions/expense/form.html
@@ -41,7 +41,7 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if item.transaction %}{% url_keep_return "accounting:transactions.show" "expense" item.transaction %}{% elif request.GET.r %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/expense/view.html b/accounting/templates/accounting/transactions/expense/view.html
index badf916..7c9a357 100644
--- a/accounting/templates/accounting/transactions/expense/view.html
+++ b/accounting/templates/accounting/transactions/expense/view.html
@@ -69,26 +69,26 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if "r" in request.GET %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
   <a class="btn btn-primary" role="button" href="{% url_keep_return "accounting:transactions.edit" "expense" item %}">
     <i class="fas fa-edit"></i>
-    {% trans "Edit" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Edit")|force_escape }}
   </a>
   {% if not item.has_many_same_day %}
     <button type="button" class="btn btn-secondary d-none d-sm-inline" disabled="disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </button>
   {% else %}
     <a class="btn btn-primary d-none d-sm-inline" role="button" href="{% url_with_return "accounting:transactions.sort" item.date %}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </a>
   {% endif %}
   <a class="btn btn-primary d-none d-sm-inline" href="{% url_keep_return "accounting:transactions.show" "transfer" item %}">
     <i class="fas fa-exchange-alt"></i>
-    {% trans "To Transfer" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("To Transfer")|force_escape }}
   </a>
   <div class="btn-group d-sm-none">
     <button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown">
@@ -98,23 +98,23 @@ First written: 2020/7/23
       {% if not item.has_many_same_day %}
         <span class="dropdown-item disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </span>
       {% else %}
         <a class="dropdown-item" href="{% url_with_return "accounting:transactions.sort" item.date %}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </a>
       {% endif %}
       <a class="dropdown-item" href="{% url_keep_return "accounting:transactions.show" "transfer" item %}">
         <i class="fas fa-exchange-alt"></i>
-        {% trans "To Transfer" context "Navigation|" as text %}{{ text|force_escape }}
+        {{ _("To Transfer")|force_escape }}
       </a>
     </div>
   </div>
   <button type="button" class="btn btn-danger" data-toggle="modal" data-target="#del-modal">
     <i class="fas fa-trash"></i>
-    {% trans "Delete" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Delete")|force_escape }}
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/income/form.html b/accounting/templates/accounting/transactions/income/form.html
index 3574b1c..59a0ec0 100644
--- a/accounting/templates/accounting/transactions/income/form.html
+++ b/accounting/templates/accounting/transactions/income/form.html
@@ -41,7 +41,7 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if item.transaction %}{% url_keep_return "accounting:transactions.show" "income" item.transaction %}{% elif request.GET.r %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/income/view.html b/accounting/templates/accounting/transactions/income/view.html
index c85bc07..1991c7d 100644
--- a/accounting/templates/accounting/transactions/income/view.html
+++ b/accounting/templates/accounting/transactions/income/view.html
@@ -69,26 +69,26 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if "r" in request.GET %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
   <a class="btn btn-primary" role="button" href="{% url_keep_return "accounting:transactions.edit" "income" item %}">
     <i class="fas fa-edit"></i>
-    {% trans "Edit" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Edit")|force_escape }}
   </a>
   {% if not item.has_many_same_day %}
     <button type="button" class="btn btn-secondary d-none d-sm-inline" disabled="disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </button>
   {% else %}
     <a class="btn btn-primary d-none d-sm-inline" role="button" href="{% url_with_return "accounting:transactions.sort" item.date %}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </a>
   {% endif %}
   <a class="btn btn-primary d-none d-sm-inline" href="{% url_keep_return "accounting:transactions.show" "transfer" item %}">
     <i class="fas fa-exchange-alt"></i>
-    {% trans "To Transfer" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("To Transfer")|force_escape }}
   </a>
   <div class="btn-group d-sm-none">
     <button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown">
@@ -98,23 +98,23 @@ First written: 2020/7/23
       {% if not item.has_many_same_day %}
         <span class="dropdown-item disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </span>
       {% else %}
         <a class="dropdown-item" href="{% url_with_return "accounting:transactions.sort" item.date %}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </a>
       {% endif %}
       <a class="dropdown-item" href="{% url_keep_return "accounting:transactions.show" "transfer" item %}">
         <i class="fas fa-exchange-alt"></i>
-        {% trans "To Transfer" context "Navigation|" as text %}{{ text|force_escape }}
+        {{ _("To Transfer")|force_escape }}
       </a>
     </div>
   </div>
   <button type="button" class="btn btn-danger" data-toggle="modal" data-target="#del-modal">
     <i class="fas fa-trash"></i>
-    {% trans "Delete" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Delete")|force_escape }}
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/sort.html b/accounting/templates/accounting/transactions/sort.html
index 7b03a44..07afacf 100644
--- a/accounting/templates/accounting/transactions/sort.html
+++ b/accounting/templates/accounting/transactions/sort.html
@@ -40,7 +40,7 @@ First written: 2020/8/6
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if "r" in request.GET %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/transfer/form.html b/accounting/templates/accounting/transactions/transfer/form.html
index fd25e73..a208c42 100644
--- a/accounting/templates/accounting/transactions/transfer/form.html
+++ b/accounting/templates/accounting/transactions/transfer/form.html
@@ -41,7 +41,7 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if item.transaction %}{% url_keep_return "accounting:transactions.show" "transfer" item.transaction %}{% elif request.GET.r %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
 </div>
 
diff --git a/accounting/templates/accounting/transactions/transfer/view.html b/accounting/templates/accounting/transactions/transfer/view.html
index d31045c..f66d8e1 100644
--- a/accounting/templates/accounting/transactions/transfer/view.html
+++ b/accounting/templates/accounting/transactions/transfer/view.html
@@ -69,21 +69,21 @@ First written: 2020/7/23
 <div class="btn-group btn-actions">
   <a class="btn btn-primary" role="button" href="{% if "r" in request.GET %}{{ request.GET.r }}{% else %}{% url "accounting:home" %}{% endif %}">
     <i class="fas fa-chevron-circle-left"></i>
-    {% trans "Back" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Back")|force_escape }}
   </a>
   <a class="btn btn-primary" role="button" href="{% url_keep_return "accounting:transactions.edit" "transfer" item %}">
     <i class="fas fa-edit"></i>
-    {% trans "Edit" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Edit")|force_escape }}
   </a>
   {% if not item.has_many_same_day %}
     <button type="button" class="btn btn-secondary d-none d-sm-inline" disabled="disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </button>
   {% else %}
     <a class="btn btn-primary d-none d-sm-inline" role="button" href="{% url_with_return "accounting:transactions.sort" item.date %}">
       <i class="fas fa-sort"></i>
-      {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+      {{ _("Sort")|force_escape }}
     </a>
   {% endif %}
   <div class="btn-group d-sm-none">
@@ -94,19 +94,19 @@ First written: 2020/7/23
       {% if not item.has_many_same_day %}
         <span class="dropdown-item disabled" title="{{ _("There is no other transaction at the same day.")|force_escape }}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </span>
       {% else %}
         <a class="dropdown-item" href="{% url_with_return "accounting:transactions.sort" item.date %}">
           <i class="fas fa-sort"></i>
-          {% trans "Sort" context "Navigation|" as text %}{{ text|force_escape }}
+          {{ _("Sort")|force_escape }}
         </a>
       {% endif %}
     </div>
   </div>
   <button type="button" class="btn btn-danger" data-toggle="modal" data-target="#del-modal">
     <i class="fas fa-trash"></i>
-    {% trans "Delete" context "Navigation|" as text %}{{ text|force_escape }}
+    {{ _("Delete")|force_escape }}
   </button>
 </div>
 
diff --git a/accounting/templates/accounting/trial-balance.html b/accounting/templates/accounting/trial-balance.html
index 21b371a..dcfa889 100644
--- a/accounting/templates/accounting/trial-balance.html
+++ b/accounting/templates/accounting/trial-balance.html
@@ -59,7 +59,7 @@ First written: 2020/7/19
   <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#period-modal">
     <i class="far fa-calendar-alt"></i>
     <span class="d-none d-md-inline">{{ period.description }}</span>
-    <span class="d-md-none">{% trans "Period" context "Period|" as text %}{{ text|force_escape }}</span>
+    <span class="d-md-none">{{ _("Period")|force_escape }}</span>
   </button>
 </div>
 
diff --git a/mia_core/locale/zh_Hant/LC_MESSAGES/django.po b/mia_core/locale/zh_Hant/LC_MESSAGES/django.po
index 6c7aa71..e7e53d3 100644
--- a/mia_core/locale/zh_Hant/LC_MESSAGES/django.po
+++ b/mia_core/locale/zh_Hant/LC_MESSAGES/django.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: mia 1.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-08-06 23:47+0800\n"
-"PO-Revision-Date: 2020-08-06 01:46+0800\n"
+"POT-Creation-Date: 2020-08-06 23:59+0800\n"
+"PO-Revision-Date: 2020-08-07 00:01+0800\n"
 "Last-Translator: imacat <imacat@mail.imacat.idv.tw>\n"
 "Language-Team: Traditional Chinese <imacat@mail.imacat.idv.tw>\n"
 "Language: Traditional Chinese\n"
@@ -37,112 +37,81 @@ msgid "All Time"
 msgstr "全部"
 
 #: mia_core/period.py:583 mia_core/period.py:616
+#: mia_core/templates/mia_core/include/period-chooser.html:60
 #: mia_core/templatetags/mia_core.py:213
 msgid "This Month"
 msgstr "這個月"
 
-#: mia_core/period.py:624 mia_core/templatetags/mia_core.py:220
+#: mia_core/period.py:624
+#: mia_core/templates/mia_core/include/period-chooser.html:63
+#: mia_core/templatetags/mia_core.py:220
 msgid "Last Month"
 msgstr "上個月"
 
 #: mia_core/period.py:639
+#: mia_core/templates/mia_core/include/period-chooser.html:76
 msgid "This Year"
 msgstr "今年"
 
 #: mia_core/period.py:641
+#: mia_core/templates/mia_core/include/period-chooser.html:79
 msgid "Last Year"
 msgstr "去年"
 
-#: mia_core/period.py:656 mia_core/templatetags/mia_core.py:193
+#: mia_core/period.py:656
+#: mia_core/templates/mia_core/include/period-chooser.html:95
+#: mia_core/templatetags/mia_core.py:193
 msgid "Today"
 msgstr "今天"
 
-#: mia_core/period.py:658 mia_core/templatetags/mia_core.py:195
+#: mia_core/period.py:658
+#: mia_core/templates/mia_core/include/period-chooser.html:98
+#: mia_core/templatetags/mia_core.py:195
 msgid "Yesterday"
 msgstr "昨天"
 
 #: mia_core/templates/mia_core/include/period-chooser.html:37
-msgctxt "Period|"
 msgid "Choosing Your Period"
 msgstr "選擇時間區間"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:46
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:45
 msgid "Month"
 msgstr "月"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:49
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:48
 msgid "Year"
 msgstr "年"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:52
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:51
 msgid "Day"
 msgstr "日"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:55
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:54
 msgid "Custom"
 msgstr "自訂"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:61
-msgctxt "Period|"
-msgid "This Month"
-msgstr "這個月"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:64
-msgctxt "Period|"
-msgid "Last Month"
-msgstr "上個月"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:67
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:66
 msgid "Since Last Month"
 msgstr "上個月至今"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:77
-msgctxt "Period|"
-msgid "This Year"
-msgstr "今年"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:80
-msgctxt "Period|"
-msgid "Last Year"
-msgstr "去年"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:96
-msgctxt "Period|"
-msgid "Today"
-msgstr "今天"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:99
-msgctxt "Period|"
-msgid "Yesterday"
-msgstr "昨天"
-
-#: mia_core/templates/mia_core/include/period-chooser.html:104
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:103
 msgid "Date:"
 msgstr "日期："
 
-#: mia_core/templates/mia_core/include/period-chooser.html:108
-#: mia_core/templates/mia_core/include/period-chooser.html:126
+#: mia_core/templates/mia_core/include/period-chooser.html:107
+#: mia_core/templates/mia_core/include/period-chooser.html:125
 msgid "Confirm"
 msgstr "確定"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:114
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:113
 msgid "All"
 msgstr "全部"
 
-#: mia_core/templates/mia_core/include/period-chooser.html:118
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:117
 msgid "From:"
 msgstr "從："
 
-#: mia_core/templates/mia_core/include/period-chooser.html:122
-msgctxt "Period|"
+#: mia_core/templates/mia_core/include/period-chooser.html:121
 msgid "To:"
 msgstr "到："
 
diff --git a/mia_core/templates/mia_core/include/period-chooser.html b/mia_core/templates/mia_core/include/period-chooser.html
index 782dcc7..9b90368 100644
--- a/mia_core/templates/mia_core/include/period-chooser.html
+++ b/mia_core/templates/mia_core/include/period-chooser.html
@@ -34,8 +34,7 @@ First written: 2020/7/10
       <div class="modal-header">
         <h4 class="modal-title">
           <i class="far fa-calendar-alt"></i>
-          {% trans "Choosing Your Period" context "Period|" as text %}
-          {{ text|force_escape }}
+          {{ _("Choosing Your Period")|force_escape }}
         </h4>
         <button type="button" class="close" data-dismiss="modal">&times;</button>
       </div>
@@ -43,28 +42,28 @@ First written: 2020/7/10
       <!-- Modal body -->
       <ul class="nav nav-tabs">
         <li class="nav-item">
-          <span id="period-tab-month" class="period-tab nav-link active">{% trans "Month" context "Period|" as text %}{{ text|force_escape }}</span>
+          <span id="period-tab-month" class="period-tab nav-link active">{{ _("Month")|force_escape }}</span>
         </li>
         <li class="nav-item">
-          <span id="period-tab-year" class="period-tab nav-link">{% trans "Year" context "Period|" as text %}{{ text|force_escape }}</span>
+          <span id="period-tab-year" class="period-tab nav-link">{{ _("Year")|force_escape }}</span>
         </li>
         <li class="nav-item">
-          <span id="period-tab-day" class="period-tab nav-link">{% trans "Day" context "Period|" as text %}{{ text|force_escape }}</span>
+          <span id="period-tab-day" class="period-tab nav-link">{{ _("Day")|force_escape }}</span>
         </li>
         <li class="nav-item">
-          <span id="period-tab-custom" class="period-tab nav-link">{% trans "Custom" context "Period|" as text %}{{ text|force_escape }}</span>
+          <span id="period-tab-custom" class="period-tab nav-link">{{ _("Custom")|force_escape }}</span>
         </li>
       </ul>
       <div id="period-content-month" class="period-content modal-body">
         <div class="period-shortcuts">
           {% if period.this_month is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.this_month %}">{% trans "This Month" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.this_month %}">{{ _("This Month")|force_escape }}</a>
           {% endif %}
           {% if period.last_month is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.last_month %}">{% trans "Last Month" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.last_month %}">{{ _("Last Month")|force_escape }}</a>
           {% endif %}
           {% if period.since_last_month is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.since_last_month %}">{% trans "Since Last Month" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.since_last_month %}">{{ _("Since Last Month")|force_escape }}</a>
           {% endif %}
         </div>
         {% if period.has_months_to_choose %}
@@ -74,10 +73,10 @@ First written: 2020/7/10
       <div id="period-content-year" class="period-content modal-body d-none">
         <div class="period-shortcuts">
           {% if period.this_year is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.this_year %}">{% trans "This Year" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.this_year %}">{{ _("This Year")|force_escape }}</a>
           {% endif %}
           {% if period.last_year is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.last_year %}">{% trans "Last Year" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.last_year %}">{{ _("Last Year")|force_escape }}</a>
           {% endif %}
         </div>
         {% if period.has_years_to_choose %}
@@ -93,15 +92,15 @@ First written: 2020/7/10
       <div id="period-content-day" class="period-content modal-body d-none">
         <div class="period-shortcuts">
           {% if period.today is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.today %}">{% trans "Today" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.today %}">{{ _("Today")|force_escape }}</a>
           {% endif %}
           {% if period.yesterday is not None %}
-            <a class="btn btn-primary" role="button" href="{% url_period period.yesterday %}">{% trans "Yesterday" context "Period|" as text %}{{ text|force_escape }}</a>
+            <a class="btn btn-primary" role="button" href="{% url_period period.yesterday %}">{{ _("Yesterday")|force_escape }}</a>
           {% endif %}
         </div>
         {% if period.has_days_to_choose %}
           <div>
-            <label for="day-picker">{% trans "Date:" context "Period|" as text %}{{ text|force_escape }}</label>
+            <label for="day-picker">{{ _("Date:")|force_escape }}</label>
             <input id="day-picker" type="date" value="{{ period.chosen_day }}" min="{{ period.data_start }}" max="{{ period.data_end }}" required="required" />
           </div>
           <div>
@@ -111,15 +110,15 @@ First written: 2020/7/10
       </div>
       <div id="period-content-custom" class="period-content modal-body d-none">
         <div class="period-shortcuts">
-          <a class="btn btn-primary" role="button" href="{% url_period "-" %}">{% trans "All" context "Period|" as text %}{{ text|force_escape }}</a>
+          <a class="btn btn-primary" role="button" href="{% url_period "-" %}">{{ _("All")|force_escape }}</a>
         </div>
         {% if period.has_days_to_choose %}
           <div>
-            <label for="period-start">{% trans "From:" context "Period|" as text %}{{ text|force_escape }}</label>
+            <label for="period-start">{{ _("From:")|force_escape }}</label>
             <input id="period-start" type="date" value="{{ period.chosen_start }}" min="{{ period.data_start }}" max="{{ period.chosen_end }}" required="required" />
           </div>
           <div>
-            <label for="period-end">{% trans "To:" context "Period|" as text %}{{ text|force_escape }}</label>
+            <label for="period-end">{{ _("To:")|force_escape }}</label>
             <input id="period-end" type="date" value="{{ period.chosen_end }}" min="{{ period.chosen_start }}" max="{{ period.data_end }}" required="required" />
           </div>
           <div>