Concave point
[计] 凹点
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
🗣️ 情景例句
You're making the right decision
你做了一个正确的决定
What's eating you?
怎么搞的？
I don't know what you're talking about.
我不知道您在说些什么。