Convex function
[计] 凸函数
🧩 词语组成解析
convex
['kɔn'veks]
adj. 凸的，凸面的;凸状;凸形;
🗣️ 情景例句
A journey of a thousand miles begins with a single step.
千里之行，始于足下。
Never think yourself above business.
勿自视过高；不要眼高手低；永远不要认为自己是大才小用。
Before he retired, Frank was the head of a very large business company, but as a boy he used to work in a small shop.
在退休前，弗兰克是一家非常大的商业公司的经理，但他小时候却在一家小铺里做工。