megavar

例句：

1. 1. The genetic research teamdiscovered a megavar of the disease.
   遗传研究小组发现了一种疾病的巨型变异。
2. 2. This genehas been found to have a megavarin its structure.
   这种基因被发现在结构中有一个巨型变异。
3. 3. The scientists are studying theeffects of this megavar on the environment.
   科学家们正在研究这种巨型变异对环境的影响。