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
I'm working on-it.
我正在做这项工作。
If you compare her work with his, you'll find hers is much better.
要是把他们俩的工作比较一下，你就会发现她的好得多。
So I don't think she's left the college. And her papers and books are all over the desk.
所以我认为她还在学校。而且她的作业和课本都放在桌子上。