egg-laying mammals

常见例句

雙語例句

• The platypus and the echidna are egg-laying mammals.
  鴨嘴獸和針鼴是産卵哺乳動物。
• They are the only two egg-laying mammals in the world.
  它們是世界上唯一的兩種産卵的哺乳動物。
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• Chickens were included to represent egg-laying animals, such as extinct reptiles, that passed on much of their DNA to the platypus and other mammals in the course of evolution.
  雞被作爲卵生動物的代表，一些已經滅絕的爬行動物可能在進化過程中將基因傳給了鴨嘴獸和其他哺乳類。

原聲例句

• Echidnas are part of a group of egg-laying mammals called monotremes.
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