Concavity
n. 中央凹陷, 凹洼, 凹曲线\\n[医] 凹, 凹面
📖 牛津释义
concavity
n
(a) [U] quality of being concave 凹状; 凹形.
(b) [C] concave surface 凹面.
🗣️ 情景例句
I like the color. She looks good in blue.
我喜欢这颜色。她穿蓝色的很好看。
Nothing stake, nothing draw.
不顶千里浪,哪来万斤鱼。
I really need to lose some weight.
我真的需要减肥了。
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