接口规范 (IfS) 从操作所使用的抽象数据类型方面严格描述服务的操作的业务语法。

The interface specification (IfS) describes the business syntax of the operations of a service strictly in terms of the abstract data types used by the operations.

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规范因此描述了显式的服务上下文如何映射到服务的远程接口中，而隐式的上下文通常却不能这样做。

The specification then describes how explicit service contexts are mapped into the remote interface of a service, whereas implicit contexts are typically not.

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在服务模型中，服务规范构件是一个接口，用来描述由某个服务提供的各项操作。

From the service model, a service specification artifact is an interface that describes the operations offered by a service.

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