代理驱动的协商是新出现的，它允许用户代理(可能需要用户的帮助)从服务器提供的列表中选择最佳表示方式。
Agent-driven negotiation is new and allows the user agent (possibly with help from the user) to choose the best representation out of a list supplied by the server.
可视化用户代理通常会对嵌套列表根据其嵌套的级别进行缩进。
Visual user agents generally indent nested lists with respect to the current level of nesting.
在实践中，用户代理会以与UL列表一样的方式对DIR及MENU列表进行展现。
In practice, a user agent will render a DIR or MENU list exactly as a UL list.
应用推荐