百科:
胎盘(placenta) 胎盘是后兽类和真兽类哺乳动物妊娠期间由胚胎的胚膜和母体子宫内膜联合长成的母子间交换物质的过渡性器官。胎儿在子宫中发育,依靠胎
汉英:
胎盘(placenta) 胎盘是后兽类和真兽类哺乳动物妊娠期间由胚胎的胚膜和母体子宫内膜联合长成的母子间交换物质的过渡性器官。胎儿在子宫中发育,依靠胎
afterbirth placenta uterine cake organ lining the womb during pregnancy by which the foetus is nourished through the umbilical cord, and which is expelled after birth maza
汉法: 胎盘
(placenta) 胎盘是后兽类和真兽类哺乳动物妊娠期间由胚胎的胚膜和母体子宫内膜联合长成的母子间交换物质的过渡性器官。胎儿在子宫中发育,依靠胎 afterbirth placenta uterine cake organ lining the womb during pregnancy by which the foetus is nourished through the umbilical cord, and which is expelled after birth maza placenta