diff --git a/aio/content/tutorial/toh-pt6.md b/aio/content/tutorial/toh-pt6.md
index e65d106705..a142e73623 100644
--- a/aio/content/tutorial/toh-pt6.md
+++ b/aio/content/tutorial/toh-pt6.md
@@ -136,7 +136,7 @@ The class `src/app/in-memory-data.service.ts` is generated by the following comm
 
 This class has the following content:
 
-在*英雄指南*范例中创建一个类 `src/app/in-memory-data.service.ts`，内容如下：
+该类的内容如下：
 
 <code-example path="toh-pt6/src/app/in-memory-data.service.ts" region="init" header="src/app/in-memory-data.service.ts" linenums="false"></code-example>