diff --git a/docs/rl-tf/README.md b/docs/rl-tf/README.md
index ef13cca5a59a76d6ba82e5e7ebdc2365196b9a46..3d7242d23b30ee4231669b2b39b1abbd1995cf2d 100644
--- a/docs/rl-tf/README.md
+++ b/docs/rl-tf/README.md
@@ -3,6 +3,8 @@
 > 原文：[Reinforcement Learning With TensorFlow](https://b-ok.asia/book/3629126/dfdfa0)
 > 
 > 协议：[CC BY-NC-SA 4.0](http://creativecommons.org/licenses/by-nc-sa/4.0/)
+>
+> 阶段：简单校对（2）
 > 
 > 自豪地采用[谷歌翻译](https://translate.google.cn/)
 >