分类的标题可能会很长或者是系统生成
推荐二级导航内容;比如，当在信息架构层面，所展示的分类是这个页面标题的子元素时
Use to suggest lower-level navigation; i.e., when the categories presented are children of the page title in the information hierarchy.
它具有和许多电子邮件程序相同的外观，允许根据日期、标题或主题分类和过滤内容。
It has the same look and feel as many E-mail programs, and allows you to sort and filter content based on the date, title, or subject.
应用推荐