By caching these objects on the edge server closer to the end users, Akamai can reduce the number of round trips to retrieve static content from the origin server.
通过把这些对象缓存在更接近最终用户的边缘服务器上，Akamai可以减少从起源服务器获取静态内容所需的往返次数。
Origin edge, edge thick edge light, we can not control. We can do, is when the karma of treasure that short time.
缘起缘灭，缘浓缘淡，不是我们能够控制的。我们能做到的，是在因缘际会的时侯好好的珍惜那短暂的时光。
When the edge server receives the response from the origin server, it stores the content in cache based on the HTTP headers of the response.
当边缘服务器接收从到源服务器的内容，它将基于响应内容中的HTTP头建立内容的缓存。
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