placentan.胎盘;胎座
placenta spuria[医] 假胎盘
placental stage胎盘期
placental previan.前置胎盘
placenta peptide胎盘肽
placenta disease胎盘疾病
Placental fluids胎盘液
placenta uterine子宫胎盘;母体胎盘
placenta diffusa[医] 分散胎盘
Placental factor胎盘因子
placenta zonaria环状胎盘