diff --git a/README.md b/README.md
index 3afdfb5..e77b158 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,4 @@
 
 A head file to make C++ develop easy.
 
-For more information, please look up the texts in the "doc" dir.
+For more information, please read texts in the "doc" dir.
diff --git a/doc/Information.md b/doc/zh_CN/Information.md
similarity index 100%
rename from doc/Information.md
rename to doc/zh_CN/Information.md
diff --git a/doc/print.md b/doc/zh_CN/print.md
similarity index 71%
rename from doc/print.md
rename to doc/zh_CN/print.md
index 3a0e43e..e03d772 100644
--- a/doc/print.md
+++ b/doc/zh_CN/print.md
@@ -8,6 +8,8 @@
 
 参数解释：T[]为输出字符，color为输出字符的颜色，i为是否另起一行输出
 
+`color`的值可以为：“red“、“yellow“、”teal“、”blue“、”green“、”purple“、”white“以及”none“
+
 ## 示例
 
 `print("Hello World","yellow",true);`