For this you use the at command.
为此，应该使用at命令。
Listing 7. Time values with the at command.
清单7.at命令使用的时间值。
There is also a batch command, which is similar to the at command except that jobs are run only when the system load is low enough.
还有一个batch命令，它与at命令相似，但是作业只在系统负载足够低时运行。
There is also a batch command, which is similar to the at command except that jobs are run only when the system load is low enough.
还有一个batch命令，它与at命令相似，但是作业只在系统负载足够低时运行。
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