Stdin is the standard input stream, which provides input to commands.
stdin是标准输入流，为命令提供输入。
Acquires the standard input stream, which is set to a specified buffer size.
获取设置为指定缓冲区大小的标准输入流。
Many text processing commands (filters) can take input either from the standard input stream or from a file.
许多文本处理命令（过滤器）可以从标准输入流或从文件中获取输入。
When output is created from multiple files or the standard input stream, the current date and time are used instead of the filename and creation date.
当从多个文件或标准输入流创建输出时，可以使用当前日期和时间替换文件名和创建日期。
The stream coming from the TCP connection is the command's standard input, and the command's standard output is sent back through the TCP connection.
来自TCP连接的流是命令的标准输入，命令的标准输出通过TCP连接发送回去。
In the case of the script above, the cat command was given a stream of input from our script to its standard input.
在上面这个例子中，cat命令从它自身的标准输入处，接受了从脚本文件中传递过来的输入字符流。
After the pipe, change to a different directory and then extract the byte stream again from the standard input.
在管道符后面，切换到另一个目录，然后从标准输入提取字节流。
The gets function reads from standard input, whereas fgets reads from the specified stream.
gets函数从标准输入读取，fgets从指定的流读取。
The gets function reads from standard input, whereas fgets reads from the specified stream.
gets函数从标准输入读取，fgets从指定的流读取。
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