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
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
Morning, How are you?
早，你好吗？
The one on the black bike.
骑在那辆黑色的自行车上的男孩。