fixed: fixed some translating problem. (#30923)

* fixed: fixed some translating problem.

I don't know how did you translate the "猛击猫“,but it's really not a good translation.
I almost laugh to death to see this(just feel fun,no impolite). 
: )

* Update index.md

* Update index.md

guide/chinese/bash/bash-cat/index.md

@@ -24,13 +24,15 @@ cat [options] [file_names]
 
 ### 例子
 
-在终端机打印file.txt的内容：
+在终端中打印file.txt的内容：
+
 
 ```bash
 cat file.txt 
 ```
 
-连接两个文件的内容并在终端机中显示结果：
+连接两个文件的内容并在终端中显示结果：
+
 
 ```bash
 cat file1.txt file2.txt