standard output file的意思|示意

You might also know that the standard output (the screen) is a file descriptor, too.

您可能还知道，标准输出（屏幕）也是一个文件描述符。

Users can stream the output data into a string, an internal buffer, the standard output, or a file.

用户可以使这些输出数据流入字符串、内部缓冲区、标准输出或文件。

If you want to combine error and standard output into a single file, use numbered redirection (see Listing 4).

如果希望将错误或标准输出组合为单个文件，请使用编号重定向(请参见清单4)。