ㄆㄧㄥˊpíngㄒㄧㄥˊxíngˋㄅㄧㄢbiānㄒㄧㄥˊxíng

  1. 對邊互相平行四邊形平行四邊形」。性質對邊相等相等對角線互相平分內角互補正方形矩形菱形

parallelogram
parallélogramme
Parallelogramm (S)​