Knickpoint
n. [地]裂点,尼克点(指河流纵剖面上坡度的突变点)
🗣️ 情景例句
I'm tired and hungry.
我累了， 也饿了。
Please call me if you have any problems.
如果你有难题，就请打电话给我吧。
I've never been there.Have you ever been there, Ken?
我从未去过。肯，你去过吗？