Read Edit View history 平行四边形 píngxíngsìbiānxíng parallelogram Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 平行四边形/平行四邊形 · píngxíngsìbiānxíng · parallelogram 2026/03/04 平行四边形 / 平行四邊形 píngxíngsìbiānxíng parallelogram parallelogram 平行四边形的对边不仅平行而且相等。 created sense Mar 4, 2026, 02:25 AM