After all, it's not just survival of the fittest individual, but the fittest family.

毕竟，不仅是适者生存，还要适应家庭生存。

It's nature's survival of the fittest.

这是自然界的适者生存法则。

But it's only… … it's like survival of the fittest.

这就像是适者生存。

According to the WHO, it's the " fastest and fittest" variant yet.

世界卫生组织称其迄今为止为" 传播速度最快，感染力最强" 的变异毒株。

We have always looked to get the best things we can as a sort of survival of the fittest.

我们总是希望得到最好的东西，作为一种适者生存的方式。

He described the process of how new species started as 'natural selection', or 'the survival of the fittest'.

他将新物种的开始称作是“自然选择”，或是“适者生存”。

Fittest, in biology, means makes-the-most-offspring, and 96% of elephant seal males get a big zero for fitness!

在生物学里适者生存意味着可以有自己的幼崽，但是 96％的象海豹并不是这样。

You don't have to be the fittest person on the planet, however exercising your body often exercises your mind.

你不必成为地球上最健壮的人，锻炼身体却往往能锻炼头脑。

After all, in Rockefeller's words " The growth of a large business is merely a survival of the fittest" .

毕竟，用洛克菲勒的话说就是，" 大型企业的成长仅仅是适者生存。"

We are now in a world where the fittest will survive, and it’s better to ensure survival than being defeated.

人们都知道适者生存的道理，我们还要确保人们不会被打倒。