diff --git a/public/docs/ts/latest/guide/testing.jade b/public/docs/ts/latest/guide/testing.jade
index ad886cf734..b59c467bdf 100644
--- a/public/docs/ts/latest/guide/testing.jade
+++ b/public/docs/ts/latest/guide/testing.jade
@@ -3545,8 +3545,8 @@ table
   The _fixture_ methods cause Angular to perform certain tasks to the component tree.
   Call these method to trigger Angular behavior in response to simulated user action.
 
-  **fixture**方法使组件对组件树执行某些任务。
-  调用此方法来触发针对模拟的用户行为作出的Angular行为。
+  **fixture**方法使Angular对组件树执行某些任务。
+  在触发Angular行为来模拟的用户行为时，调用这些方法。
 
   Here are the most useful methods for testers.