这意味着用于在客户端层和api层之间进行通信的协议以及客户端的类型在应用程序体系结构中发挥着重要的作用。

This means that the protocol used to communicate between the client layer and the API layer, as well as the type of client, play an important role in the application architecture.

youdao

这样做是值得的，因为这样做可以为您的业务逻辑增加客户端类型的数量。

Doing so is often desirable, since it can increase the number of client types for your business logic.

youdao

既然您不可以拥有新操作，唯一可以输入到客户端的新类型是对只返回给客户端的现有类型的扩展。

Since you cannot have new operations, the only new types that can be inputs to the client are extensions to existing types which are only returned to the client.

youdao