parturient canal

例句：

1. 1.The doctor advised the mother to keep her baby in a parturient canal during labor.
   医生建议产妇在分娩时将婴儿放在产道内。
2. 2. The delivery was complicated by the presence of a parturient canal.
   分娩过程中出现了产道，情况复杂。
3. 3.During childbirth, it is important to maintain proper positioning of the fetus within the parturient canal.
   分娩期间，确保胎儿在产道中的位置正确非常重要。