Everyone knows deja vu. -Everybody knows that. Yes.

每个人都知道 Deja vu。-每个人都知道 Deja vu，是的。

Wait, wait, I'm getting a deja vu...no, I'm not.

等等，我有似曾相识的感觉不，我没有。

Well, if this isn't deja vu.

真不是昨日重现吗。

It's similar in meaning to another expression – deja vu.

它的意思与另一个表达“似曾相识”相似。

Recognizable only as deja vu and dismissed just as quickly.

我只承认你有点眼熟，但是很快就彻底忘掉了。

For two thirds of people, this confusion was tantamount to deja vu.

三分之二的人都受到这种类似“幻觉记忆”的混淆。

Now imagine if your entire day is a big deja vu moment.

现在想象一下，如果你的一整天都是一个加长版的既视感。

It's just like that feeling like deja vu at like a powwow.

就像在祈祷仪式上的那种似曾相识的感觉。

Writing a book on age and happiness, I kept feeling a jolt, like deja vu.

写一本关于年龄与幸福的书，我一直感到颇为震惊，似曾相识。

You know that feeling of deja vu, when you just know you've seen this happen before?

你知道既视感吗？就是有时候你会发现以前好像出现过这种情况。

What's it mean? -Well, so this video seems a little bit like deja vu to me.

这是什么意思？-嗯，所以这个视频对我来说有点似曾相识。

Well, it's deja vu all over again. Iowa is a really cursed state for Hillary Clinton.

有种似曾相识的感觉。对希拉里·克林顿来说，爱荷华州是一个不愉快的地方。

When we get deja vu, we feel like we are experienced something that has already happened.

当我们有似曾相识的感觉时，我们感觉自己经历了一些已经发生的事情。

Because of its inherent weirdness, deja vu was long thought of alongside paranormal events like clairvoyance and reincarnation.

因为“幻觉记忆”带给人们怪异的感受，所以从以前就被视为一种象是超视觉或前世记忆的超自然现象。

Many find that they get chronic deja vu.

许多研究发现他们有慢性幻觉记忆。

And it's in this moment of delay that deja vu occurs.

而这个时候就会产生所谓的“既视感”。

The problem with studying deja vu is that neurologists can't very well wait around for it to happen.

神经学学者在研究幻觉记忆时碰到的一大难题是无法准确抓到其发生的时间点。

As deja vu in French means " already seen, " it makes sense that we use it that way too.

因为法语中似曾相识的意思是" 已经见过" ，所以我们也这样用是有道理的。

It might just be the weirdest experience you'll ever have sober, but what exactly is deja vu?

这或许是每个人清醒时都曾有过的怪异体验，那么到底什么是“幻觉记忆”？

Another way to study deja vu is to induce it under lab conditions.

研究幻觉记忆还有另一方法就是透过实验去诱发它发生。