Convexo-concave
a. 一面凸一面凹的\\n[建] 凸凹的
🧩 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
There are hors d'oeuvres at the table, fruit punch at the bar.
在桌子上有小菜 柜 有水果调味饮品。
You look very tried tonight.
今晚你看起来很疲倦。
so that there are heavy odds in favour of our dying between the ages of sixty-five and eighty.
我们最可能死亡的年龄在65至80岁之间，