esophagean

例句：

1. 1. Esophageal cancer is a serious disease that can be life-threatening.
   食管癌是一种严重的疾病，可能危及生命。
2. 2. The patient was diagnosed with esophageal cancer and required surgery.
   这位病人被诊断出患有食管癌，需要接受手术。
3. 3. Esophageal cancer often starts in the lower esophagus, causing pain and difficulty swallowing.
   食管癌通常发生在下食管，引起疼痛和吞咽困难。