musculus levator coccygis

例句：

1. 1.The doctor performed an operation to remove the tumor from the patient's musculus levator coccygis.
   医生为患者进行了一次手术，从其尾骨提肌中取出了肿瘤。
2. 2. During sexual intercourse, the musculus levator coccygis plays a crucial role in maintaining the integrity of thevaginal opening.
   在性交过程中，尾骨提肌在维持阴道开口完整性方面起着关键作用。
3. 3. The musculus levator coccygis is responsible for lifting the perineum and faeces during defecation.
   尾骨提肌负责在排便时抬起会阴和粪便。