n.(兔子等)所掘的地洞
vt.挖掘(洞穴)；钻进
vi.翻寻；挖洞
The ideal riverbank is crumbly enough for the birds to excavate a nesting burrow with their beaks. 理想的河岸边土壤很松软，这些鸟可以很轻松的用自己喙去凿出适合做窝的地洞。
用作及物动词 (vt.)You burrow and rankle in his heart! 你挖掘并折磨他的心灵！
Burrow beneath laudatory headlines on business and political leaders, and it becomes clear that the strategy works. 挖掘赞誉标题背后的商政要人，这个策略已变得有效。
用作不及物动词 (vi.)Nobody comes to visit me, although a mouse did burrow into my cabin once. 没有人来拜访我，不过确实有一只耗子曾挖洞来过我的小木屋。
The footing corals start to anchor down on the loose rocks, and the subterranean sponges burrow underneath. 基脚珊瑚开始向下扎根到松散的岩石中，而身处地下的海绵会在底下挖洞。
