retropharyngitis

例句：

1. 1. He developed a retropharyngitis after a long flight.
   长途飞行后他患上了咽后炎。
2. 2.The patient's condition worsened due to the retropharyngitis.
   由于咽后炎，患者的病情恶化了。
3. 3.The doctor prescribed antibiotics for his retropharyngitis treatment.
   医生为他的治疗开了抗生素。