| 单词 | concavity |
| 释义 | concavity /kon kav"i tee/, n. , pl. concavities for 2. 1. the state or quality of being concave. 2. a concave surface or thing; cavity. [1350-1400; ME concavite < LL concavitat- (s. of concavitas). See CON-, CAVE, -ITY] |
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