sacrococcygeus

例句：

1. 1. He had a severe headache and was advised to see a doctor.
   他头痛严重，被建议去看医生。
2. 2. The patient's condition worsened, and he needed immediate medical attention.
   患者的病情恶化，需要立即医疗关注。
3. 3. The doctor explained the cause of his pain and prescribed medication for relief.
   医生解释了他疼痛的原因，并开了药来缓解症状。