This is a necessary consequence of progress.

这是发展的必然后果。

《牛津词典》

It is not, in principle, necessary for a biological system to age and die.

原则上来说，生物系统的衰老和死亡都不是必然的。

youdao

At the very least, it has awoken us from our national fever dream of easy riches and bigger houses, and put a necessary end to an era of reckless personal spending.

至少，它让我们从轻易致富和拥有更大房子的狂热梦想中醒来，并为一个不计后果的个人消费时代画上了一个必然的句号。

youdao

Because when we see that something is just necessary, we-- it reduces the sting of it.

因为当我们认识到有些事是必然的-,它便感少了我们对它的痛苦。

耶鲁公开课 - 死亡课程节选

So it's not just merely the case that in fact we are all going to die; it's a necessary truth that we're all going to die.

所以我们会死去,不仅是一个事实;,我们会死去还是必然的真理。

耶鲁公开课 - 死亡课程节选

This raises a question. Whether the relation between contemporary political science and liberalism is merely accidental or whether there is some intrinsic some necessary connection between them.

这导出一个问题，当代政治科学,与自由主义的关系仅是偶然,或之间，有些本质的,一些必然的,连结介于两者之间。

耶鲁公开课 - 政治哲学导论课程节选