详细解释:n. 不规则四边形, 梯形
【医】 斜方形; 大多角骨
词型变化：
名词复数:trapeziums英语解释：
名词 trapezium:
a quadrilateral with no parallel sidesa multiple star in the constellation of Orionthe wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals同义词：trapezium bone, os trapezium