骨盆的

例句：

1. 1. The doctor examined the patient's pelvis to determine the cause of his pain.
   医生检查了患者的骨盆以确定他疼痛的原因。
2. 2.During childbirth, the pelvis is the area where the baby's head emerges.
   在分娩过程中，骨盆是宝宝头部露出的地方。
3. 3. Pelvic floor exercises can help strengthen the muscles in the pelvis and prevent back pain.
   盆底肌肉锻炼可以帮助加强骨盆肌肉，预防背痛。