There is also a grey area here, let me say going back to what you were saying earlier.

这里还存在着一个灰色地带，我现在来说你刚才所说的话题。

普林斯顿公开课 - 人性课程节选

Some of these groups born at this moment still exist.

那时产生的一些宗教派系现在还存在着。

耶鲁公开课 - 弥尔顿课程节选

All we're in right now is, perhaps in existence of that with regard to consciousness, maybe some other things, we don't yet see how to explain it.

我们现在的处境就是,也许关于意识存在的一些东西,或其他什么的,我们现在还不知如何解释

耶鲁公开课 - 死亡课程节选

And, Cavendish Lab is there to this day.

卡文迪许实验室到现在还存在。

麻省理工公开课 - 固态化学导论课程节选