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diff --git a/homepage/src/static/md/about_challenge.md b/homepage/src/static/md/about_challenge.md
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@@ -19,7 +19,7 @@ order: 3
 ### 人机验证如何配置
 首先，点击位于左边栏的人机验证。之后，点击 **添加人机验证**
 ![add_challenge.png](/images/docs/add_challenge.png)
-在这里我们可以配置是否开启交互式教研以及规则的名称以及规则的触发条件。
+在这里我们可以配置是否开启交互式校验以及规则的名称以及规则的触发条件。
 
 ### 人机验证触发规则
 1. 规则内的条件之间是并且的关系，即需要全部命中，才会触发