翻译了教程中的HTTP一章

public/docs/ts/latest/cookbook/dependency-injection.jade

@@ -1367,7 +1367,7 @@ a(id="parent-tree")
 
   Here's *Alice*, *Barry* and family in action:
 
-  这里是*Alice*，*Barry*和该家庭的代码：
+  这里是*Alice*，*Barry*和该家庭的操作演示：
 
 figure.image-display
   img(src="/resources/images/cookbooks/dependency-injection/alice.png" alt="Alice in action")

public/docs/ts/latest/guide/lifecycle-hooks.jade

@@ -676,7 +676,7 @@ figure.image-display
 :marked
   Here's the sample in action as we make changes.
   
-  下面是此例子中的当我们做出更改时的动态效果：
+  下面是此例子中的当我们做出更改时的操作演示：
 
 figure.image-display
   img(src='/resources/images/devguide/lifecycle-hooks/on-changes-anim.gif' alt="OnChanges")

public/docs/ts/latest/guide/structural-directives.jade

@@ -209,7 +209,7 @@ figure.image-display
   Here it is in action:
 
   借助内建的`ngOnInit`和`ngOnDestroy`[生命周期钩子](lifecycle-hooks.html)，我们同时记录了组件的创建或销毁过程。
-  下面是它的操作效果：
+  下面是它的操作演示：
 
 figure.image-display
   img(src='/resources/images/devguide/structural-directives/heavy-loader-toggle.gif' alt="heavy loader toggle")

public/docs/ts/latest/tutorial/toh-pt4.jade

@@ -63,7 +63,9 @@ p 运行这部分的#[+liveExampleLink2('在线例子', 'toh-4')]。
 
 :marked
   ### Keep the app transpiling and running
+  
   ### 让应用代码保持转译和运行
+  
   Open a terminal/console window. 
   Start the TypeScript compiler, watch for changes, and start our server by entering the command: