shoulder dystocia

例句：

1. 1.The mother was in great pain due to shoulder dystocia during childbirth.
   分娩时母亲由于肩难产而非常痛苦。
2. 2.Doctors often recommend exercises to help women with shoulder dystocia.
   医生经常推荐运动来帮助有肩难产的女性。
3. 3.The baby's head was trapped in the birth canal and required emergency surgery to address shoulder dystocia.
   婴儿的头部被卡在产道中，需要紧急手术来解决肩难产的问题。