Because there is no protocol associated with this specification, we once again model this by using a simple interface.

因为没有与该规范相联系的协议，我们使用一个简单的接口，再一次对其建模。

youdao

Listing 1 gives a simple example of a service interface, and a root data model class.

清单1给出了一个服务接口和根数据模型类的简单例子。

youdao

We have a simple interface map with underlying business object maps to translate between the data model used in the process, and the data model of the services we're choreographing.

我们有一个具有基础业务对象映射的简单接口映射，以便对流程中使用的数据模型与我们正在编排的服务的数据模型进行相互转换。

youdao

But even that really does serve the long-term goal of the company being a streaming-only provider with very low operational costs and a simple business model and user interface.

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