Convexities
n. 凸状, 凸面( convexity的名词复数 )
🗣️ 情景例句
What?
什么办法？
I often go out in the morning.
我常常在早上出门。
There are times when we would willingly give everything we possess to save our lives,
有时，我们为了挽救生命，愿意付出我们所占有的一切。