It's a memory from childhood or it's eating something that you know you weren't supposed to, but you did it anyway and really enjoyed it.

VOA: special.2010.02.17

If only you'd known you had another 50 years, that you weren't going to die young-- or James Dean, going to burn out fast and die young-- if only you'd realized you were going to live to the ripe old age of 97, you would have picked a different life for yourself.

如果你知道自己还剩下50年，你不会英年早逝-,或者说你不会油尽灯枯，英年早逝-,如果你知道,你可以活到97岁高龄，你就会为自己选择另一种生活。

耶鲁公开课 - 死亡课程节选

unless you didn't know that, weren't aware of the art market yourself, it would be very important

除非你不知道，自己没意识到艺术市场，重要的是

关于购买艺术品 - SpeakingMax英语口语达人

"There was a feeling that if you weren't participating in the discussion, you weren't living up to expectations for the classroom which really wasn't how other classrooms worked.

VOA: standard.2010.01.16

And maybe down here you got rattled or maybe you weren't feeling too well that day.

可能那天你状态不好,或者那天你觉得不舒服。

麻省理工公开课 - 固态化学导论课程节选

But actually, when you saw that before, you weren't given any proof of that.

但是实际上，在你之前看到这个结果的时候，没有人给你任何证明。

麻省理工公开课 - 热力学与动力学课程节选

It's--even it's still your body as you eat dinner and so now some molecules have been absolved into your body that weren't there before.

即使你吃了饭,你的肉体吸收了,之前没有的分子,它还是你原来的肉体。

耶鲁公开课 - 死亡课程节选

Justin So Justin said it could be new things that are around and you're exposed to stuff we weren't exposed to before and that's true.

贾斯汀,贾斯汀认为我们周围的环境,出现了很多新物质,并且人们暴露在前所未有的环境中,这是事实

耶鲁公开课 - 生物医学工程探索课程节选

Well, they weren't ignorant undergraduates, but beyond that they drank wine, not those barbarian liquids that you drink, and also they mixed that wine with water, so that it shouldn't get them drunk too fast.

他们可不是幼稚的大学生,他们喝的是美酒,而不是你们喝的那种野蛮液体,同时他们也把酒和水兑在一起喝,这样他们就不至于很快醉倒

耶鲁公开课 - 古希腊历史简介课程节选

You weren't sick that day, right? You were there.

回想一下，你那天没有不舒服，对吧。

麻省理工公开课 - 固态化学导论课程节选

There weren't people that got infected, like you can get infected with hepatitis B or tuberculosis, and not even know you're infected.

这不像人们感染了,像B型肝炎或者肺结核这类病时,都有可能不知道自己被感染了

耶鲁公开课 - 生物医学工程探索课程节选

Once you have registered, if some other slots become available that weren't previously available, I gather you'll be sent some sort of email by the system, in case some other time would be better for you.

一旦你注册了，之前的有些项目,就可用了，系统会用邮件方式向你发送，让你的时间更方便。

耶鲁公开课 - 死亡课程节选

So, a part of you wants to become the greatest whatever it is that you want to become and you wouldn't be here if you weren't very competitive and very eager to come out first, devoted to arete and your own version of that kind of thing.

所以 你的一部分意识想变成最伟大的人,不论你想要在哪个领域变得伟大,而且如果你没有竞争力,或不是一直争取第一,那你也不会坐在这里,力图更上一层楼,以穷千里目

耶鲁公开课 - 古希腊历史简介课程节选