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词汇	reentrant angle
释义	reentrant angle 也作 re-entrant anglen.Mathematics（名词）【数学】angle CBA is a reentrant angleClarinda/Academy Artworks In an irregular polygon, an interior angle that is greater than 180° and whose apex faces into the polygon.凹角：在不规则多边形中超过180度，而且其顶点指向多边形内部的内角
随便看	Lao-tzu lap lap La Palma laparoscope laparoscopies laparoscopy laparotomies laparotomy La Paz lap belt lapboard lap dance lap dissolve lap dog lapel lapels lapidarian lapidaries lapidary lapidary lapilli lapillus lapin lapins

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