concavity /kɒn'kæviti/ 📖 中文释义 n. 中央凹陷, 凹洼, 凹曲线[医] 凹, 凹面 🧩 词形变化 复数 concavities 📘 English Definition(英文释义) n. the property possessed by a concave shape ← concavities C 字母词表 concavity factor →