hollow ground 低洼地
hollow out 掏空
deep hollows 深坑
1. The ground is full of small hollows.
地面上布满了细小的凹坑。
2. He hollows out the wood to make a bowl.
他掏空木头做成了一个碗。
3. They walked through the wooded hollows.
他们穿过林间的洼地。
A: Are there many hollows in this cave?
A：这个洞穴里有很多孔洞吗？
B: Yes, the floor is quite uneven.
B：是的，地面非常不平整。
1) 凹陷，空洞
2) 洼地，山谷
3) 掏空（动词形式）
1. 凹陷，空洞
e.g.
The animal lives in the hollows of the tree.
这只动物住在树的树洞里。
noun
1. A depression or empty space.
Synonym: cavity, void
verb
1. To make a hole or cavity in something.