但是放疗在杀死癌细胞的同时也会破坏正常的细胞，导致很多副作用，比如恶心，呕吐，皮肤痛和皮疹，还有虚弱和疲倦。

But the same radiation that kills cancer cells can also destroy healthy ones, causing side effects such as nausea and vomiting, skin sores and rashes, and weakness and fatigue.

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结论：低氧放疗可减轻鼻咽癌患者放射治疗的副作用，降低并发症的发生率。

Conclusion: Hypoxic radiotherapy can alleviate the side-effect of the radiotherapy and reduce the rate of complication in the nasopharyngeal carcinoma patients.

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幸运的是，吸烟看来并没有对长期胃肠副作用或泌尿生殖副作用有所影响。这些结果显示在放疗前戒烟的重要性。

Fortunately, smoking didn't appear to impact long-term GI side effects or genitourinary side-effects. These results underscore the importance of smoking cessation prior to radiation therapy.

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