The Command object encapsulates the name and information related to the semantics of an action.
Command对象封装了与动作的语义相关的名称和信息。
The semantics of information products are more and more obvious.
信息产品的符号性越来越强，同时，其消费正向符号消费转型。
The semantics of information products are more and more obvious.
信息产品的符号性越来越强，同时，其消费正向符号消费转型。
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