diff --git a/aio/content/guide/aot-compiler.md b/aio/content/guide/aot-compiler.md
index 2f854b3639..6fc0f9b416 100644
--- a/aio/content/guide/aot-compiler.md
+++ b/aio/content/guide/aot-compiler.md
@@ -15,7 +15,7 @@ This guide explains how to specify metadata and apply available compiler options
 
 本指南中解释了如何指定元数据，并通过一些编译器选项来借助 AOT 编译器来更有效的编译应用。
 
-<div class="alert is-helpful"
+<div class="alert is-helpful">
 
   <a href="https://www.youtube.com/watch?v=kW9cJsvcsGo">Watch compiler author Tobias Bosch explain the Angular compiler</a> at AngularConnect 2016.
 
diff --git a/aio/content/guide/cheatsheet.md b/aio/content/guide/cheatsheet.md
index d3edaf6d4b..f561db6900 100644
--- a/aio/content/guide/cheatsheet.md
+++ b/aio/content/guide/cheatsheet.md
@@ -143,7 +143,13 @@ is available to <code>declarations</code> of this module.</p>
 </tr><tr>
 
 <td><code><b>entryComponents:</b> [SomeComponent, OtherComponent]</code></td>
-<td><p>List of components not referenced in any reachable template, for example dynamically created from code.</p></td>
+<td>
+
+<p>List of components not referenced in any reachable template, for example dynamically created from code.</p>
+
+<p>任何未在可达模板中引用过的组件列表，比如从代码中动态创建的。</p>
+
+</td>
 </tr><tr>
 <td>