pubovaginal muscle

例句：

1. 1. The pubovaginal muscle isa crucial part of the female reproductive system.
   阴道肌肉是女性生殖系统的重要组成部分。
2. 2.During childbirth, the pubovaginal muscle helps to dilate the vagina and prepare it for birth.
   分娩期间，阴道肌肉有助于扩张阴道，为分娩做好准备。
3. 3. A woman's pubovaginal muscle can be weakened bycertain medications or conditions.
   女性的阴道肌肉可能会因为某些药物或状况而变得薄弱。