现在，您应该再次执行EQUI - JOIN操作。

Now, you should perform the EQUI-JOIN operation once again.

youdao

现在，再次执行相同的操作，但是这一次使用tar实用程序。

Now we will do the same operation again, but this time using the tar utility.

youdao

如果现有的 UNIX 实用工具和 Shell 的内置特性中不包含您希望经常使用的某项特性，那么您可以编写 Shell 脚本 以便（再次）执行复杂的操作。

You can write shell scripts to (re-)perform complex operations if the existing UNIX utilities and your shell's built-in features lack a feature you'd like to use regularly.

youdao