| 单词 | cusp |
| 释义 | cusp[kʌsp]n. 尖头, 尖端【医】 尖 cusp cusp AHD: [k¾sp] D.J. [kJsp]K.K. [kJsp]n.（名词）1. A point or pointed end.顶点，尖端2. Anatomy 【解剖学】 3. A pointed or rounded projection on the chewing surface of a tooth.牙尖：牙齿咬合面上的尖状或圆形凸起4. A triangular fold or flap of a heart valve.尖瓣：心脏瓣膜的褶皱或瓣片之一5. Mathematics A point at which a curve crosses itself and at which the two tangents to the curve coincide.【数学】 尖点，会切点：曲线上的一个点，曲线在该点与其本身相交，曲线的两条切线在该点重合6. Architecture The point of intersection of two ornamental arcs or curves, such as the inner points of a trefoil.【建筑学】 尖顶：两条装饰性弧线或曲线的交叉点，如三叶饰的内尖顶7. Astronomy Either point of a crescent moon.【天文学】 月角：新月的任一月尖8. A transitional point or time, as between two astrological signs.过渡：过渡点或过渡时间，尤指占星术的两个天宫之间的语源:Latin cuspis [point] 拉丁语 cuspis [尖端] |
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