The Chain of Responsibility pattern supports decoupling by passing a request between potential receivers, whereas the command pattern supports using a command object to encapsulate a request.
责任链模式通过在可能的接受方传递请求来解耦，而命令模式是通过将请求封装成对象。
The Chain of Responsibility pattern supports decoupling by passing a request between potential receivers, whereas the command pattern supports using a command object to encapsulate a request.
责任链模式通过在可能的接受方传递请求来解耦，而命令模式是通过将请求封装成对象。
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