risorius

例句：

1. 1. He had a severe throat infection and needed to have his risorius removed.
   他得了严重的喉咙感染，需要切除他的喉结。
2. 2. The patient was admitted to the hospital for treatment of a risorius abscess.
   患者因喉结脓肿入院治疗。
3. 3. During surgery, the surgeon removed the risorius muscle to relieve the patient's breathing difficulties.
   在手术中，外科医生切除了喉结肌肉以缓解患者的呼吸困难。