Hence, you need to tell the system which type of message to map to which operation on the service.

因此，您需要告诉系统要将哪种类型的消息映射到服务上的哪个操作。

youdao

Hence, you need to tell the system which type of message to map to which operation on the service.

因此，您需要告诉系统要将哪种类型的消息映射到服务上的哪个操作。

youdao