Ridging
隆脊; 筑垄
🗣️ 情景例句
Now that illiteracy is not so wide spread, people everywhere are free to enjoy great literature.
现在文盲不是很普遍，世界各地的人都可以很自由地欣赏文学作品。
Someone is using the phone.
有人在用电话。
Suppose it rains,what shall we do?
万一下雨，我们该怎么办？