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
Would two o'clock be acceptable?
两点钟合适吗？
He keeps on studying ecology.
他不断攻读生态学。
That's all right. Thank you. Goodbye!
好的。谢谢你，再见！