Asynchronous processing enables a Web site to break away from the page-centric model, where every user request spawns a time-consuming page refresh.

异步处理支持Web站点脱离以页面为中心的模型，这种模型在收到每个用户请求时都会刷新页面。

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At the other end, it is the asynchronous model in which a system sends the message and continues processing (Fire-and-forget message exchange).

另一方面，系统发送消息并继续处理(“Fire - and - Forget”消息交换)的情况下则使用的是异步模型。

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