diff --git a/ScreenAspect/README.md b/ScreenAspect/README.md
index dacd6b4..e023041 100644
--- a/ScreenAspect/README.md
+++ b/ScreenAspect/README.md
@@ -1,2 +1,3 @@
+将此脚本挂载相机上即可生效
 <code>public float TargetAspect = 16f / 9f;</code>
 修改以上数值即可设置相机比例。
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