monotreme的词源

英文词源

monotreme

"A primitive mammal that lays large yolky eggs and has a common opening for the urogenital and digestive systems. Monotremes are now restricted to Australia and New Guinea, and comprise the platypus and the echidnas", Mid 19th century: from mono- 'single' + Greek trēma 'hole'.

中文词源

monotreme：单孔目动物（卵生哺乳动物）

mono-,单个的，-treme,洞，来自希腊语trema,洞，词源可能同turn.用于指单孔目动物，如鸭嘴兽。

该词的英语词源请访问趣词词源英文版：monotreme 词源，monotreme 含义。