esophageal

例句：

1. 1. The patient had a difficult time swallowing due to the esophageal obstruction.
   由于食管阻塞，病人吞咽食物很困难。
2. 2.Esophageal cancer is a rare but serious form of cancer that affects the esophagus.
   食管癌是一种罕见但严重的癌症形式，影响食管。
3. 3.The doctor performed an esophageal biopsy to investigate the cause of the patient's symptoms.
   医生进行了食管活检以调查患者症状的原因。