chorion
n. [胚] 绒毛膜;浆膜;蛋壳
例句
The main cause of abnormal bleeding was due to the retained chorion.
药流后异常出血主要由于绒毛组织残留所致。
A chorionic villus is a minute vascular projection on the fetal chorion.
绒膜绒毛是胎儿绒毛膜上的一种微小的血管凸出物。
The chorion and amnion are foetal membranes that contribute to the placenta and the foetal sac respectively.
绒毛膜和羊膜是分别形成胎盘和羊膜囊的胎膜组织。