事实很简单，我们不再需要你了。

The bald fact is that we don't need you any longer.

《牛津词典》

我们不再需要洗衣机了。

We don't need washing machines anymore.

youdao

它们对我们来说就是垃圾，因为我们不再需要它们了。

They are rubbish to us, because we don't need them anymore.

youdao

The reason is because we already have a full valence shell for our hydrogen, it doesn't want any more electrons.

原因是因为我们的氢,已经有一个排满的价壳层了，它不再需要多余的电子了。

麻省理工公开课 - 化学原理课程节选