提示：点击例句中的单词，就可以看到词义解释

But curing the disease does not mean eliminating the mutation .

不过治疗该疾病并不意味着消灭这种突变。

Dark testicles might protect birds from mutation , scientists find .

科学家们发现，深色的睾丸可能保护鸟类免受变异的伤害。

When mice were genetically engineered to have the mutation , they too struggled to sleep .

当老鼠通过基因工程达到了这种变化，它们就不愿意睡觉了。

At its current rate of mutation , god knows what perl might evolve into in a hundred years .

如果保持现在的转变速度，天知道一百年后perl会进化成一个什么样的语言。

Mainland media reported thursday that china has detected eight cases of swine-flu mutation this week .

周四，大陆媒体报道，本周中国已经探测到八例猪流感变种案例。