单击该链接将允许您向上浏览文件系统层次结构，直到您到达最高的一级：根目录。
Clicking this link allows you to move up the file system hierarchy until you eventually get as high as you can possibly go: the root directory.
唯一不同之处在于页面导航链接在第一级以外不提供。
The only difference is that the navigation links for a page are not provided beyond the first level.
您可以使用相关链接类型来关联位于同一级别(例如定义彼此重叠的功能的两个用户情景)的工作项。
You can use the related link type to relate work items that are at the same level, such as two user stories that define features that overlap one another.
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