解决这个问题的关键在于将标准REST Web服务抛在脑后，找出一种使用消息传递的方式，它是一种通知使用者内容变更的直接通信方式。
To solve this problem its key to leave standard REST web services behind and find a way to use message passing, which is a direct communication way of notifying users of changed content.
由于同时与服务提供者和服务使用者具有业务和技术相关性，服务版本管理模型的关键是服务规范。
Because of its business and technical relevance to both service provider and service consumer, the lynchpin of the service versioning model is the service specification.
这是一个重要的里程碑，因为它清楚地表明该规范得到了一个关键的技术使用者的支持。
This is an important milestone, as it clearly demonstrates support from key consumers of the technologies.
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