muscles of pelvic diaphragm

例句：

1. 1. The muscles of thepelvic diaphragm playa crucial role in maintaining respiration andpreventing asphyxiation.
   骨盆底肌肉在维持呼吸和防止窒息方面起着至关重要的作用。
2. 2. During childbirth, the muscles ofthe pelvic diaphragm are stretched and contracted to facilitatedelivery.
   分娩过程中，骨盆底肌肉被拉伸和收缩以促进分娩。
3. 3. Women who haveundergone pelvic floor exercises canstrengthen their muscles and improve pelvichealth.
   进行盆底肌锻炼的女性可以增强肌肉并改善盆底健康。