两性

两性
liǎngxìng
(1) [of two sexes; sexual; heterosexual]∶雄性和雌性; 男性和女性
(2) [amphiprotic; amphoteric]∶具有两种性质

氨基酸既有酸性也有碱性, 它是两性的


Advanced Chinese dictionary. 2013.

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