All business logic is encapsulated in Command objects by applying the Command pattern.
所有的业务逻辑通过应用Command模式来封装在Command对象中。
There are two script package-related objects defined by the command line tool.
这里有两个由命令行工具定义的与脚本包相关的对象。
There are two script package-related objects defined by the command line tool.
这里有两个由命令行工具定义的与脚本包相关的对象。
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