The first step uses a bit of influenza DNA to get the patient's immune system to begin fighting off the flu, and then the protection is given a "boost" some time later by the second step, which can be either another bit of DNA or a conventional flu vaccine.

VOA: standard.2010.07.21

But if the contents get bad enough, then you'd be better off dead.

但是如果生活内容极为糟糕，那么你死了更好。

耶鲁公开课 - 死亡课程节选

Yet, they wanted to get clean and so what device they used was to take oil, typically olive oil, spread it on themselves, then get a scrapper, a metal scrapper, and scrap off the oil with it what was underneath the oil.

当他们想要保持清洁时,他们所使用的东西就是油,通常是橄榄油,把橄榄油抹在身上,然后拿一个刮板,金属刮板,把污垢和油一起刮下来

耶鲁公开课 - 古希腊历史简介课程节选

So, what I want to do is start off small, with the smallest interesting part of the brain and then get bigger and bigger and bigger talk about how the small part of the brain, the neurons, the basic building blocks of thought, combine to other mental structures and into different subparts of the brain and finally to the whole thing.

我将从细微入手,从大脑最细微的部分开始,然后逐步扩大,来谈谈大脑的基本单元,也就是神经元,也是思考的基本构造,是如何组成其他心理结构的,又是如何形成不同脑组织的,最终构建出了整个的大脑

耶鲁公开课 - 心理学导论课程节选

You start off and you go down, down, down, and then you come up, then you get your first REM cycle, again, again, again, again, again, and then you wake up.

从第一阶段开始，到下面的阶段，然后又往上，这时就出现REM睡眠，然后再一次次地循环，直到你睡醒。

耶鲁公开课 - 心理学导论课程节选