diff --git a/aboutdialog.cpp b/aboutdialog.cpp
index ef1af18..dcba790 100644
--- a/aboutdialog.cpp
+++ b/aboutdialog.cpp
@@ -24,8 +24,10 @@ AboutDialog::AboutDialog(QWidget *parent)
         tr("Drag and drop image file onto the window is also supported."),
         "",
         tr("Context menu option explanation:"),
-        ("* " + QCoreApplication::translate("MainWindow", "Stay on top") + " : " + tr("Make window stay on top of all other windows.")),
-        ("* " + QCoreApplication::translate("MainWindow", "Protected mode") + " : " + tr("Avoid close window accidentally. (eg. by double clicking the window)"))
+        ("* " + QCoreApplication::translate("MainWindow", "Stay on top") + " : "
+              + this->tr("Make window stay on top of all other windows.")),
+        ("* " + QCoreApplication::translate("MainWindow", "Protected mode") + " : "
+              + this->tr("Avoid close window accidentally. (eg. by double clicking the window)"))
     };
 
     QStringList aboutStr {
diff --git a/languages/PineapplePictures.ts b/languages/PineapplePictures.ts
index ebef332..77a8a78 100644
--- a/languages/PineapplePictures.ts
+++ b/languages/PineapplePictures.ts
@@ -24,37 +24,47 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="35"/>
+        <location filename="../aboutdialog.cpp" line="28"/>
+        <source>Make window stay on top of all other windows.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../aboutdialog.cpp" line="30"/>
+        <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../aboutdialog.cpp" line="37"/>
         <source>Built with Qt %1 (%2)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="36"/>
+        <location filename="../aboutdialog.cpp" line="38"/>
         <source>Source code</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="40"/>
+        <location filename="../aboutdialog.cpp" line="42"/>
         <source>&lt;p&gt;&lt;i&gt;%1&lt;/i&gt; is released under the MIT License.&lt;/p&gt;&lt;p&gt;This license grants people a number of freedoms:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;You are free to use &lt;i&gt;%1&lt;/i&gt;, for any purpose&lt;/li&gt;&lt;li&gt;You are free to distribute &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;li&gt;You can study how &lt;i&gt;%1&lt;/i&gt; works and change it&lt;/li&gt;&lt;li&gt;You can distribute changed versions of &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;/ul&gt;&lt;p&gt;The MIT license guarantees you this freedom. Nobody is ever permitted to take it away.&lt;/p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="53"/>
+        <location filename="../aboutdialog.cpp" line="55"/>
         <source>Your Rights</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="88"/>
+        <location filename="../aboutdialog.cpp" line="90"/>
         <source>&amp;Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="89"/>
+        <location filename="../aboutdialog.cpp" line="91"/>
         <source>&amp;About</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="90"/>
+        <location filename="../aboutdialog.cpp" line="92"/>
         <source>&amp;License</source>
         <translation type="unfinished"></translation>
     </message>
@@ -129,7 +139,7 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="28"/>
+        <location filename="../aboutdialog.cpp" line="29"/>
         <location filename="../mainwindow.cpp" line="462"/>
         <source>Protected mode</source>
         <translation type="unfinished"></translation>
@@ -145,19 +155,6 @@
         <translation type="unfinished"></translation>
     </message>
 </context>
-<context>
-    <name>QCoreApplication</name>
-    <message>
-        <location filename="../aboutdialog.cpp" line="27"/>
-        <source>Make window stay on top of all other windows.</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../aboutdialog.cpp" line="28"/>
-        <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
-        <translation type="unfinished"></translation>
-    </message>
-</context>
 <context>
     <name>SettingsDialog</name>
     <message>
diff --git a/languages/PineapplePictures_zh_CN.ts b/languages/PineapplePictures_zh_CN.ts
index 0739286..a83aac7 100644
--- a/languages/PineapplePictures_zh_CN.ts
+++ b/languages/PineapplePictures_zh_CN.ts
@@ -24,37 +24,47 @@
         <translation>菜单项说明：</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="35"/>
+        <location filename="../aboutdialog.cpp" line="28"/>
+        <source>Make window stay on top of all other windows.</source>
+        <translation>使窗口始终至于其它非置顶窗口上方。</translation>
+    </message>
+    <message>
+        <location filename="../aboutdialog.cpp" line="30"/>
+        <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
+        <translation>避免窗口意外关闭。（如：不小心双击了窗口触发了关闭窗口行为）</translation>
+    </message>
+    <message>
+        <location filename="../aboutdialog.cpp" line="37"/>
         <source>Built with Qt %1 (%2)</source>
         <translation>使用 Qt %1 (%2) 进行构建</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="36"/>
+        <location filename="../aboutdialog.cpp" line="38"/>
         <source>Source code</source>
         <translation>源代码</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="40"/>
+        <location filename="../aboutdialog.cpp" line="42"/>
         <source>&lt;p&gt;&lt;i&gt;%1&lt;/i&gt; is released under the MIT License.&lt;/p&gt;&lt;p&gt;This license grants people a number of freedoms:&lt;/p&gt;&lt;ul&gt;&lt;li&gt;You are free to use &lt;i&gt;%1&lt;/i&gt;, for any purpose&lt;/li&gt;&lt;li&gt;You are free to distribute &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;li&gt;You can study how &lt;i&gt;%1&lt;/i&gt; works and change it&lt;/li&gt;&lt;li&gt;You can distribute changed versions of &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;/ul&gt;&lt;p&gt;The MIT license guarantees you this freedom. Nobody is ever permitted to take it away.&lt;/p&gt;</source>
         <translation>&lt;p&gt;&lt;i&gt;%1&lt;/i&gt; 是在 MIT 许可协议下发布的。&lt;/p&gt;&lt;p&gt;此许可证赋予人们以下自由的权利：&lt;/p&gt;&lt;ul&gt;&lt;li&gt;任何人都可以为了任何目的自由地使用 &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;li&gt;任何人都可以自由地分发 &lt;i&gt;%1&lt;/i&gt;&lt;/li&gt;&lt;li&gt;任何人都可以自由地研究 &lt;i&gt;%1&lt;/i&gt; 的工作原理并对其进行修改&lt;/li&gt;&lt;li&gt;任何人都可以自由地分发修改过的 &lt;i&gt;%1&lt;/i&gt; 版本&lt;/li&gt;&lt;/ul&gt;&lt;p&gt;此软件通过 MIT 许可证赋予用户上述自由，任何人无权剥夺。&lt;/p&gt;</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="53"/>
+        <location filename="../aboutdialog.cpp" line="55"/>
         <source>Your Rights</source>
         <translation>用户的权利</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="88"/>
+        <location filename="../aboutdialog.cpp" line="90"/>
         <source>&amp;Help</source>
         <translation>帮助(&amp;H)</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="89"/>
+        <location filename="../aboutdialog.cpp" line="91"/>
         <source>&amp;About</source>
         <translation>关于(&amp;A)</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="90"/>
+        <location filename="../aboutdialog.cpp" line="92"/>
         <source>&amp;License</source>
         <translation>软件许可证(&amp;L)</translation>
     </message>
@@ -133,7 +143,7 @@
         <translation>总在最前</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="28"/>
+        <location filename="../aboutdialog.cpp" line="29"/>
         <location filename="../mainwindow.cpp" line="462"/>
         <source>Protected mode</source>
         <translation>保护模式</translation>
@@ -172,14 +182,12 @@
 <context>
     <name>QCoreApplication</name>
     <message>
-        <location filename="../aboutdialog.cpp" line="27"/>
         <source>Make window stay on top of all other windows.</source>
-        <translation>使窗口始终至于其它非置顶窗口上方。</translation>
+        <translation type="vanished">使窗口始终至于其它非置顶窗口上方。</translation>
     </message>
     <message>
-        <location filename="../aboutdialog.cpp" line="28"/>
         <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
-        <translation>避免窗口意外关闭。（如：不小心双击了窗口触发了关闭窗口行为）</translation>
+        <translation type="vanished">避免窗口意外关闭。（如：不小心双击了窗口触发了关闭窗口行为）</translation>
     </message>
 </context>
 <context>