这个产品据称能在六周内使身体强壮。

This product claims to firm your body in six weeks.

《牛津词典》

锻炼有助于使你的身体足够强壮，以抵抗病毒。

Exercises will help make your body strong enough to resist (抵抗) the virus.

youdao

同样，如果一种植物或动物没有留下任何可以繁殖的后代，它就不能把所有的能量浪费在使自己变得更强壮上，因为这是最可能走向灭绝的方式。

Similarly, a plant or animal cannot squander all its energy on growing a big body if none would be left over for reproduction, for this is the surest way to extinction.

youdao

We try to trick people, for instance, into believing that we're tougher, smarter, sexier, more reliable, more trustworthy and so on, than we really are.

比如，我们总是试着去欺骗他人，使他人相信我们比实际更加,强壮，聪明，性感，更加可靠或是更加值得信赖等等。

耶鲁公开课 - 心理学导论课程节选

When threatened, chimpanzees-- their hair stands up on end and that makes them look bigger to fool others to thinking they're more dangerous than they are.

当黑猩猩受到威胁-,它们的毛发会竖起来,使得他们看上去更加强壮,从而使其他黑猩猩误以为它们,比原先想象中更加危险。

耶鲁公开课 - 心理学导论课程节选