musculus levator vulvae

例句：

1. 1.The doctor performed a surgery on the patient's pelvic floor to treat her chronic pain.
   医生为患者进行了盆腔底手术，以治疗她的慢性疼痛。
2. 2.During childbirth, the muscles of the perineum play an important role in supporting the baby during delivery.
   分娩期间，会阴肌肉在支撑宝宝分娩过程中起着重要作用。
3. 3.The muscle contraction is essential for maintaining sexual pleasure and orgasm.
   肌肉收缩对于维持性快感和高潮至关重要。