maternal placenta

• 母体胎盘

maternal placenta的用法和样例：

例句

1. The placenta is the organ that unites the mother with the baby and provides air and food.
   胎盘是连接母体和婴儿的器官，为婴儿提供氧气和食物。
2. Parturition is defined as the physiologic process by which the pregnant uterus delivers the fetus and placenta from the maternal organism.
   分娩的定义是妊娠子宫将胎儿和胎盘从母体排出的过程。