r-rooted star graph

例句：

1. 1. The tree is r-rooted in the ground.
   这棵树深深地扎根在地里。
2. 2. The company's culture is r-rooted in its history.
   公司的文化深深植根于其历史之中。
3. 3. The new policy was r-rooted in tradition.
   新政策深深植根于传统之中。