pyemesis

例句：

1. 1. The doctor performed a cesarean section to save the baby's life.
   医生进行了剖腹产手术来拯救婴儿的生命。
2. 2.The mother gave birth to a healthy baby boy.
   母亲生下了一个健康的男婴。
3. 3.The woman had a difficult labor and delivered the baby at 4:00 in the morning.
   这位妇女经历了一次艰难的分娩，凌晨4点生下了孩子。