ER复制模板有两个主要命令和两个支持命令。

The ER replication template has two main commands and two supporting commands.

youdao

它还应该实现包含主要命令逻辑的execute方法。

It should also implement the execute method that contains the main command logic.

youdao

Mercurial的主要命令是hg，它支持与其他VCS系统相似的一套子命令。

Mercurial's primary command is hg, which supports a set of sub-commands that are similar to those in other VCS systems.

youdao