nerve to piriformis

例句：

1. 1. He was in a lot of pain and couldn't move his legs.
   他非常疼痛，不能移动他的腿。
2. 2.The doctor said that the nerve to piriformis had been damaged.
   医生说坐骨神经受到了损伤。
3. 3. She underwent surgery to relieve the nerve to piriformis pain.
   她接受了手术来缓解坐骨神经痛。