Concavities
n. 凹面, 成凹形( concavity的名词复数 )
🗣️ 情景例句
This must be Pete's barn.
这一定是Pete的粮仓了。
Nikki began to feel abashed by his praise of her beauty.
他赞美着尼基的美貌，使她羞得面红耳赤。
Beggars almost sell themselves as human being to arouse the pity of passers-by.
好像只有流浪汉是个例外，乞丐出售的几乎是他本人，以引起过路人的怜悯。