diff --git a/po/zh_CN.po b/po/zh_CN.po
index 34e28899f..13b1f15fc 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -23,16 +23,16 @@ msgid ""
 msgstr ""
 "Project-Id-Version: gnome-shell master\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-shell/issues\n"
-"POT-Creation-Date: 2018-03-05 21:11+0000\n"
-"PO-Revision-Date: 2018-02-15 01:42+0800\n"
-"Last-Translator: Dingzhong Chen <wsxy162@gmail.com>\n"
+"POT-Creation-Date: 2018-04-13 19:54+0000\n"
+"PO-Revision-Date: 2018-05-10 12:11-0500\n"
+"Last-Translator: Mingcong Bai <jeffbai@aosc.xyz>\n"
 "Language-Team: Chinese (simplified) <i18n-zh@googlegroups.com>\n"
 "Language: zh_CN\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Gtranslator 2.91.7\n"
+"X-Generator: Poedit 2.0.6\n"
 
 #: data/50-gnome-shell-system.xml:6
 msgid "System"
@@ -320,7 +320,7 @@ msgid "There was an error loading the preferences dialog for %s:"
 msgstr "载入 %s 的首选项对话框时出错："
 
 #: js/gdm/authPrompt.js:147 js/ui/audioDeviceSelection.js:71
-#: js/ui/components/networkAgent.js:117 js/ui/components/polkitAgent.js:148
+#: js/ui/components/networkAgent.js:117 js/ui/components/polkitAgent.js:153
 #: js/ui/endSessionDialog.js:482 js/ui/extensionDownloader.js:197
 #: js/ui/shellMountOperation.js:343 js/ui/status/network.js:919
 msgid "Cancel"
@@ -631,12 +631,12 @@ msgstr "添加到收藏夹"
 msgid "Show Details"
 msgstr "显示细节"
 
-#: js/ui/appFavorites.js:138
+#: js/ui/appFavorites.js:140
 #, javascript-format
 msgid "%s has been added to your favorites."
 msgstr "%s 已经添加到了您的收藏夹。"
 
-#: js/ui/appFavorites.js:172
+#: js/ui/appFavorites.js:174
 #, javascript-format
 msgid "%s has been removed from your favorites."
 msgstr "%s 已经从您的收藏夹移除。"
@@ -829,7 +829,7 @@ msgstr "外部驱动器已断开"
 msgid "Open with %s"
 msgstr "使用 %s 打开"
 
-#: js/ui/components/keyring.js:107 js/ui/components/polkitAgent.js:284
+#: js/ui/components/keyring.js:107 js/ui/components/polkitAgent.js:295
 msgid "Password:"
 msgstr "密码："
 
@@ -915,15 +915,15 @@ msgstr "连接到“%s”需要密码。"
 msgid "Network Manager"
 msgstr "网络管理器"
 
-#: js/ui/components/polkitAgent.js:43
+#: js/ui/components/polkitAgent.js:48
 msgid "Authentication Required"
 msgstr "需要认证"
 
-#: js/ui/components/polkitAgent.js:71
+#: js/ui/components/polkitAgent.js:76
 msgid "Administrator"
 msgstr "管理员"
 
-#: js/ui/components/polkitAgent.js:151
+#: js/ui/components/polkitAgent.js:156
 msgid "Authenticate"
 msgstr "认证"
 
@@ -932,7 +932,7 @@ msgstr "认证"
 #. * requested authentication was not gained; this can happen
 #. * because of an authentication error (like invalid password),
 #. * for instance.
-#: js/ui/components/polkitAgent.js:270 js/ui/shellMountOperation.js:327
+#: js/ui/components/polkitAgent.js:281 js/ui/shellMountOperation.js:327
 msgid "Sorry, that didn’t work. Please try again."
 msgstr "抱歉，认证失败。请重试。"
 
@@ -980,7 +980,7 @@ msgstr "添加世界时钟…"
 msgid "World Clocks"
 msgstr "世界时钟"
 
-#: js/ui/dateMenu.js:225
+#: js/ui/dateMenu.js:227
 msgid "Weather"
 msgstr "天气"
 
@@ -988,7 +988,7 @@ msgstr "天气"
 #. libgweather for the possible condition strings. If at all
 #. possible, the sentence should match the grammatical case etc. of
 #. the inserted conditions.
-#: js/ui/dateMenu.js:289
+#: js/ui/dateMenu.js:291
 #, javascript-format
 msgid "%s all day."
 msgstr "全天%s。"
@@ -997,7 +997,7 @@ msgstr "全天%s。"
 #. libgweather for the possible condition strings. If at all
 #. possible, the sentence should match the grammatical case etc. of
 #. the inserted conditions.
-#: js/ui/dateMenu.js:295
+#: js/ui/dateMenu.js:297
 #, javascript-format
 msgid "%s, then %s later."
 msgstr "%s转%s。"
@@ -1006,30 +1006,30 @@ msgstr "%s转%s。"
 #. libgweather for the possible condition strings. If at all
 #. possible, the sentence should match the grammatical case etc. of
 #. the inserted conditions.
-#: js/ui/dateMenu.js:301
+#: js/ui/dateMenu.js:303
 #, javascript-format
 msgid "%s, then %s, followed by %s later."
 msgstr "%s转%s，随后转%s。"
 
-#: js/ui/dateMenu.js:312
+#: js/ui/dateMenu.js:314
 msgid "Select a location…"
 msgstr "选择地点…"
 
-#: js/ui/dateMenu.js:315
+#: js/ui/dateMenu.js:317
 msgid "Loading…"
 msgstr "正在载入…"
 
 #. Translators: %s is a temperature with unit, e.g. "23℃"
-#: js/ui/dateMenu.js:321
+#: js/ui/dateMenu.js:323
 #, javascript-format
 msgid "Feels like %s."
 msgstr "体感温度 %s。"
 
-#: js/ui/dateMenu.js:324
+#: js/ui/dateMenu.js:326
 msgid "Go online for weather information"
 msgstr "通过互联网查看天气信息"
 
-#: js/ui/dateMenu.js:326
+#: js/ui/dateMenu.js:328
 msgid "Weather information is currently unavailable"
 msgstr "天气信息目前不可用"
 
@@ -1930,7 +1930,7 @@ msgstr "Thunderbolt 授权错误"
 
 #: js/ui/status/thunderbolt.js:357
 #, javascript-format
-msgid "Could not authorize the thunderbolt device: %s"
+msgid "Could not authorize the Thunderbolt device: %s"
 msgstr "无法授权 Thunderbolt 设备：%s"
 
 #: js/ui/status/volume.js:128