placenta

美 [pləˈsentə]
英 [plə'sentə]
  • n.胎盘
  • 网络胎盘素;胎座;羊胎素
复数:placentas  
placenta
n.
1.
胎盘the material that comes out of a woman or female animal's body after a baby has been born, and which was necessary to feed and protect the baby

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