The ShippingTask interface needs one request response operation, shipOrder, which takes an Order business object as input.

ShippingTask 接口需要一个请求-响应操作 shipOrder，该操作以一个 Order 业务对象作为输入。

youdao

If immediate response is needed, is there any need to "remember" the order of requests or is each one independent of the others?

如果需要立即响应，那么是否需要“记住”请求发送的顺序或者要求请求间没有相互依赖性呢？

youdao

Or possibly it fires more than one response message to the client as we see in the book ordering process, where one message confirms the order, another message indicates dispatch of the order.

或者它可能会给客户端发回多个响应消息，正如你在订书过程中看到的，其中一个消息确认订单，另一个消息指明订单的派发。

youdao