radical gastrectomy for cancer

例句：

1. 1. The patient underwent radical gastrectomy to remove the cancerous tumor.
   患者接受了激进胃切除术，以移除癌症肿瘤。
2. 2. Radical gastrectomy is a complex surgical procedure that requires careful planning and execution.
   激进胃切除术是一项复杂的手术程序，需要仔细规划和执行。
3. 3. The success rate of radical gastrectomy for early-stage gastric cancer has been improvingover time.
   对于早期胃癌，激进胃切除术的成功率一直在提高。