Removed command capitalization (#23719)

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

@@ -1,15 +1,13 @@
 ---
-title: Bash Cat
+title: Bash cat
 ---
 
-## Bash Cat
+## Bash command: cat
 
-`cat` is one of the most frequently used commands in Unix operating systems.
+The bash command `cat` is one of the most frequently used commands in Unix operating systems. It is used to read a file sequentially and print it to the standard output.
+The command's name is derived from its function to con**cat**enate files.
 
-`cat` is used to read a file sequentially and print it to the standard output.
-The name is derived from its function to con**cat**enate files.
-
-Cat can also be used to create a text file.
+The cat command can also be used to create a text file.
 
 ### Usage
 
@@ -19,10 +17,10 @@ cat [options] [file_names]
 
 Most used options:
 
-* `-b`, number non-blank output lines
+* `-b`, numer non-blank output lines
 * `-n`, number all output lines
 * `-s`, squeeze multiple adjacent blank lines
-* `-v`, display non-printing characters, except for tabs and the end of line character
+* `-v`, display nonprinting characters, except for tabs and the end of line character
 
 ### Example
 
@@ -36,6 +34,7 @@ Concatenate the content of the two files and display the result in terminal:
 cat file1.txt file2.txt
 ```
 
+
 **Tip**: Using `cat` on a directory will cause error, so make sure it's a readable file.
 
 Creating a new text file:
@@ -44,7 +43,6 @@ cat > yourfile.txt
 ```
 After pressing Enter, the cursor will be placed on the next line. You can start entering your desired text directly into your file. Press Ctrl+D or Ctrl+C to exit the file.
 
+
 #### More Information:
 * Wikipedia: https://en.wikipedia.org/wiki/Cat_(Unix)
-
-