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。
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。
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。
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。
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
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
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
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