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placental mammal

/pləˈsɛntl ˈmæməl/

翻译: 通过胎盘在子宫内孕育胎儿、并产下相对发育完全的幼崽的哺乳动物;包括大多数哺乳动物,但不包括单孔目和有袋类。

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phrase

/pləˈsɛntl ˈmæməl/C1formalscientific
  • zh通过胎盘在子宫内孕育胎儿、并产下相对发育完全的幼崽的哺乳动物;包括大多数哺乳动物,但不包括单孔目和有袋类。

A mammal that gives birth to relatively developed young, nourished in the womb through a placenta; includes most mammals except monotremes and marsupials.

  1. Placental mammalC1formal

    A mammal that gives birth to relatively developed young, nourished in the womb by a placenta.

    zh有胎盘哺乳动物

    • Humans, dogs, and whales are all examples of placental mammals.
    • Placental mammals have a longer gestation period than marsupials.
    • The placenta allows for efficient nutrient exchange between mother and fetus.