megavoltage therapy

例句：

1. 1.The patient was treated with megavoltage therapy to relieve pain.
   患者接受了兆伏疗法治疗以缓解疼痛。
2. 2.This treatment is known as megavoltage therapy, which has been proven to be effective in treating certain conditions.
   这种治疗方法被称为兆伏疗法，已被证明在治疗某些疾病方面是有效的。
3. 3. In addition to its medical benefits, megavoltage therapy has also been used in cosmetic treatments.
   除了其医疗益处外，兆伏疗法还被用于美容治疗。