haustoria

例句：

1. 1. The uterus is the organ that carries the baby during pregnancy.
   子宫是怀孕期间携带胎儿的器官。
2. 2.During labor and delivery, the haustoria are removed to prevent infection.
   在分娩和生产过程中，胎盘会被移除以防止感染。
3. 3.The study of haustoria has led to new treatments for preterm births.
   对胎盘的研究已经导致了早产治疗的新方法。