例句與造句

1. Another important use of the echo command is to toggle echoing of commands on and off in batch files.
2. The command also is not available in the Mac OS X echo command can be used in combination with special escape sequences.
3. On AmigaDOS, the echo command understands * e to mean the escape character, but is there a similar thing in UNIX?
4. The ECHO command prints its own arguments back out to the DOS equivalent of the standard output stream . ( Hence the name, ECHO ) Usually, this means directly to the screen, but the output of " echo " can be redirected, like any other command, to files or devices.
5. It's difficult to find echo command in a sentence. 用echo command造句挺難的