This is a fairly simple example, and many of the service providers provide only one service that has only one capability.
这是一个相当简单的例子，许多服务提供者仅仅提供一项只具有一种功能的服务。
This is a fairly simple example, and many of the participants provide only one service that has only one capability.
这是一个十分简单的例子，其中有多个参与者只会提供一种服务，并且只有一种功能。
To keep this example fairly simple, you wll use one of the predefined queries.
为了保证这个例子尽可能的简单，您将会看到一个预先定义的查询。
This is fairly simple since you can essentially use the supplied code as a guideline for the new one.
这很简单，因为实际上您可以用所提供的代码做为新代码的指南。
This is fairly simple since you can essentially use the supplied code as a guideline for the new one.
这很简单，因为实际上您可以用所提供的代码做为新代码的指南。
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