Loose coupling - presentation of an existing service as a virtual service on the esb.
松散耦合——将现有服务在ESB上以虚拟服务的形式表示。
What makes it possible for the two pieces of logic to communicate is a virtual service interface.
使两种逻辑能够进行通信的是虚拟服务接口。
The backend application is not affected by this at all, since the ESB provides the virtual service interface to the clients.
后端应用程序完全不受此影响,因为ESB可以为客户端提供虚拟服务接口。
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