noun🔗Share平行四边形 A convex quadrilateral in which each pair of opposite edges are parallel and of equal length."In geometry class, we learned to identify parallelograms by checking if their opposite sides were parallel and the same length. "在几何课上，我们学习了如何识别平行四边形，方法是检查它们的对边是否平行且长度相等。mathfigureChat with AIVocabulary GamePractice Reading
noun🔗Share平行四边形区，大矩形和小矩形。 (Gaelic games) either of two rectangular areas (respectively the large parallelogram and the small parallelogram) abutting the goal line in front of the goal. (Since 1986 officially named the large rectangle and small rectangle, though the older names are still occasionally used.)"Even though the Gaelic games rulebook now uses the terms "large rectangle" and "small rectangle," some older fans still refer to those areas in front of the goal as the parallelograms. "即使现在盖尔式足球的规则书已经使用“大矩形”和“小矩形”这两个术语，一些老球迷仍然称呼球门前的那片区域为平行四边形区 (píngxíng sìbiānxíng qū)。sportareagameChat with AIVocabulary GamePractice Reading
