Both proxy and invoker components required the support of the framework context object to establish certain communication details, such as the service bus locations for return messages.
代理和调用程序组件都需要框架上下文对象的支持以建立某些通信细节，如用于返回消息的服务总线位置。
Me: Windows Communication Framework (WCF) has some of the features of the SCA service component model, but there is no real equivalent of the SCA assembly model for the composition of applications.
ME： Windows通信基础(WCF)具备一些SCA服务组件模型的特性，但是对于应用组合来说，不存在真正与SCA装配模型对等的东西。
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