胃切除术

例句：

1. 1. The gastric acid helps to break down food.
   胃酸有助于消化食物。
2. 2.Gastric cancer is a leading cause of death worldwide.
   胃癌是全球死亡率最高的癌症。
3. 3. The patient was diagnosed with gastric ulcers.
   患者被诊断出患有胃溃疡。