两性异形 liǎngxìngyìxíng sexual dimorphism Definitions Defs Origin Strokes Stroke Words Sentences Sents 两性 兩性 liǎngxìng the two sexes the two biological sexes; male and female or staminate and pistillate异形 異形 yìxíng heteromorphism (bound form) having different forms at different stages of a life cycle or in different parts of an organism