Concave function
[计] 凹函数
🧩 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
Some wild animals just cannot be tamed.
一些野生动物无法驯服。
I told him to stay for the weekend.
我告诉他留下来度周末。
I'll also need a list of all your and her relations' addresses and telephone numbers.
我还需一张你与她的全部亲属的地址清单与电话号码。