更好的是，管道操作符可以在命令行上组装出专门的程序。
Better yet, the pipe operator assembles AD hoc programs right at the command line.
这些配置文件不是直接由用户操纵的，而是通过DB 2 GUI工具或命令行实用程序的方式进行更新。
These configuration files are not directly manipulated by the user but are updated by means of the DB2 GUI tools or command line utilities.
对于我的命令行应用程序，额外的40毫秒根本不能引起我的注意。
For my command line applications, the additional 40 milliseconds isn't something I'm going to notice.
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