Concavo-concave
a. 两凹的, 两面凹洼的\\n[建] 两面凹的
🧩 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
Let's grab a bite to eat.
咱们找点东西吃吧。
As a man lives,so shall he die.
有生必有死。
but other farms are less favorably sited, and flooding can sometimes spell disaster for their owners.
其他农场地势欠佳，洪水有时会给农场主带来灾难。