chemical burn of esophagus

例句：

1. 1.The patient was admitted to the hospital with a severe chemical burn on his esophagus.
   该病人因食管严重化学烧伤被送往医院。
2. 2. The chemical burn on the esophagus is causing significant discomfort and pain.
   食管上的化学烧伤引起了严重的不适和疼痛。
3. 3. The patient's condition required immediate medical attention and treatment for the chemical burn on the esophagus.
   患者的状况需要立即医疗关注，以治疗食管上的化学烧伤。