To do this, servers have the concept of a "session," which is a collection of data associated with a single user's interactions with the site.

为此，服务器使用“会话”的概念，会话是与单一用户的站点交互相关联的数据集合。

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The concept of a "session" is that of a single user interacting with a Web application over several requests.

“会话”的概念是指单个用户与Web应用程序在几个请求上进行交互。

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