Concavity
n. 中央凹陷, 凹洼, 凹曲线\\n[医] 凹, 凹面
✅ 同义词
📖 牛津释义
concavity
n
(a) [U] quality of being concave 凹状; 凹形.
(b) [C] concave surface 凹面.
🏥 医学释义
凹面，凹度
🗣️ 情景例句
They fleeced me.
他们骗了我。
These clothes are too short, they need to be let down.
这些衣服太短了需要去改一下。
They are near the river.
他们紧靠着河。