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
I'd like to buy some stamps for this letter.
我想买这封信的邮票。
What time do you get up every day?
你每天什么时间起床？
In that case, you wouldn't have a pan on fire. You'd have a house on fire!
如果是那样的话，你就不仅仅是使一个油锅起火，而是把整座房子点着了。