Several years later, researchers discovered the exact cause of pellagra: a lack of the B vitamin known as niacin.

VOA: special.2009.01.27

As you have discovered in recent problem set, it is possible to construct all subsets of a set.

正如你在最近的问题集中发现的，构建集合的所有子集是可行的。

麻省理工公开课 - 计算机科学及编程导论课程节选

This will probably come as a surprise to some of you that Aristotle discovered America but I will get to that in a minute.

这也许,对某些同学而言是个惊奇,亚里士多德竟然发现美国,但我马上就会加以解译。

耶鲁公开课 - 政治哲学导论课程节选

One thing her students discovered is that they liked the same music and activities as many other young people around the world.

VOA: special.2009.11.12

So, as I said, this was first discovered and isolated from the jellyfish.

我说过，这是在水母中第一次,发现并被提取的。

麻省理工公开课 - 化学原理课程节选

He discovered jazz by listening to the recordings of such jazz greats as Count Basie and Lester Young.

VOA: special.2010.11.07

They're sort of bad things that could happen to you One particularly trendy sleep disorder that's been discovered recently are side effects of sleeping pills such as Ambien.

这时你睡觉时会遇到的,其中一个现在很多人研究的睡眠障碍是,最近发现的,服用安必恩这样的安眠药有什么副作用。

耶鲁公开课 - 心理学导论课程节选

The antibodies were discovered in a man, known as Donor 45, whose body produced them naturally.

VOA: special.2010.07.14

Well, now one of the things farmers in history discovered is that it's very hard to do well as a farmer if all you do is grow the crops, because people normally don't use what you grow in the form in which you grow it.

关于农民我们在历史上能够得知的一件事是,当好农民很困难,特别是只种农作物的农民,因为人们一般不会将,你从地里种出来的东西留作种子

耶鲁公开课 - 古希腊历史简介课程节选

Usher discovered him. As the rhythm and blues star tells it, when they first met, Justin sang him an Usher song -- and sang it better.

VOA: special.2010.04.30

Piaget also discovered that older children fail at a task that's known as the A-not-B task.

皮亚杰还发现,稍大的婴儿无法完成,A非B错误任务

耶鲁公开课 - 心理学导论课程节选

He says his team chose well known musicians as well as newly discovered bands.

VOA: special.2010.06.25

He started as a serious musician, before he discovered he could make people laugh.

VOA: special.2009.10.11

As he walked, Paul discovered an animal stuck in the snow.

VOA: special.2009.01.24

I didn't quite know where we would be at any given time and I think we discovered this as we went along."

VOA: standard.2010.02.27

It called for flexibility on assembly lines, and mandated that problems be fixed as soon as they were discovered so mistakes would not be repeated.

VOA: standard.2010.02.15

And the other breakthrough we've made is we've actually discovered some molecules which are on the way to being potential drugs for the disease as well."

VOA: standard.2010.04.05