钦州930- 字典起名—成语——诗词大全

英语单词

concave是什么意思

concave

英[kɒnˈkeɪv] 美[kɑ:nˈkeɪv]

双语例句


1 . The palm of one's hand is slightly concave .
人的手掌是微凹的.

来自《现代汉英综合大词典》

2 . The graph of a concave function is always below its tangent.
一个凹函数的图象总在它的切线的下方.

来自辞典例句

3 . The cloven hooves are sharp edged, elastic and concave .
蹄锋利,呈凹形, 富有弹性.

来自辞典例句

4 . Alternative characterization of concave and convex functions which is sometimes useful.
对于凹函数和凸函数还有一个替补的表征,有时它是有用的.

来自辞典例句