diff --git a/KeyboardInput/README.md b/KeyboardInput/README.md
index a6af2c1..926b5d0 100644
--- a/KeyboardInput/README.md
+++ b/KeyboardInput/README.md
@@ -1,22 +1,6 @@
-### 键盘映射表类
-
-```csharp
-public class KeyMapping
-{
-    public string actionName;
-    public KeyCode keyCode;
-
-    public KeyMapping(string actionName, KeyCode keyCode)
-    {
-        this.actionName = actionName;
-        this.keyCode = keyCode;
-    }
-}
-```
-
 <code>KeySettingManager</code>为单例类
 
-在<code>LoadKeySettings()</code>中填写自己需要的键位对即可。
+在其<code>LoadKeySettings()</code>方法中填写自己需要的键位对即可。
 
 调用<code>GetKey(string actionName)</code>获取行为对应的KeyCode