diff --git a/public/docs/ts/latest/guide/setup.jade b/public/docs/ts/latest/guide/setup.jade
index 9ca465e6a4..00d2cc9a93 100644
--- a/public/docs/ts/latest/guide/setup.jade
+++ b/public/docs/ts/latest/guide/setup.jade
@@ -17,19 +17,23 @@ a#develop-locally
   The <live-example name=quickstart>QuickStart live-coding</live-example> example is an Angular _playground_.
   It's not where you'd develop a real application. 
   You [should develop locally](#why-locally "Why develop locally") on your own machine ... and that's also how we think you should learn Angular.
+
+  <live-example name=quickstart>《快速起步》在线编程</live-example>例子是 Angular 的*游戏场*。
+  它不是你开发的真实应用的地方。 
+  你应该在自己的电脑上[本地开发](#why-locally "Why develop locally")... 你也应该在本地环境学习 Angular。
   </span>
   
-  <span if-docs="ts">
-  <live-example name=quickstart>《快速起步》 live-coding</live-example> example is an Angular _playground_.
-  It's not where you'd develop a real application. 
-  You [should develop locally](#why-locally "Why develop locally") on your own machine ... and that's also how we think you should learn Angular.
-  </span>
-
+  
   Setting up a new project on your machine is quick and easy with the **QuickStart seed**,
   maintained [on github](!{_qsRepo} "Install the github QuickStart repo"). 
 
+  利用 [github 上](!{_qsRepo} "Install the github QuickStart repo")的**快速起步种子**在你的电脑上搭建一个新项目是很快很容易的。
+
   Make sure you have [!{_prereq} installed](#install-prerequisites "What if you don't have !{_prereq}?").
   Then ...
+
+  确定你已经安装了[!{_prereq}](#install-prerequisites "What if you don't have !{_prereq}?")，然后：
+  
   1. Create a project folder (you can call it `quickstart` and rename it later).
   1. [Clone](#clone "Clone it from github") or [download](#download "download it from github") the **QuickStart seed** into your project folder.
   1. !{_Install} [!{_npm}](#install-prerequisites "What if you don't have !{_prereq}?") packages.
diff --git a/public/translate/cn/translate.js b/public/translate/cn/translate.js
index 5ef6978e0f..d5024641d1 100644
--- a/public/translate/cn/translate.js
+++ b/public/translate/cn/translate.js
@@ -92,17 +92,20 @@ var sourceVisible = localStorage.getItem('source-visible') === 'true';
           if (sibling.children) {
             processContainer(sibling);
           }
-          $current.addClass('original-english');
-          $sibling.addClass('translated');
-          $sibling.addClass('translated-cn');
-          $sibling.after($current);
-          $sibling.on('click', function (event) {
-            // for nested structure.
-            event.stopPropagation();
-            $current.toggleClass('hidden');
-          });
-          // addSpacingBetweenCnAndEn(sibling);
-          return true;
+          if(!isPureEnglish(sibling.textContent)){
+            $current.addClass('original-english');
+            $sibling.addClass('translated');
+            $sibling.addClass('translated-cn');
+            $sibling.after($current);
+            $sibling.on('click', function (event) {
+              // for nested structure.
+              event.stopPropagation();
+              $current.toggleClass('hidden');
+            });
+            // addSpacingBetweenCnAndEn(sibling);
+            return true;
+          }
+          
         }
       }
     }