Since then, scientists around the world have been working to identify substances gathered from Comet Wild-Two.

VOA: special.2009.09.30

And once he did that, both he and many other scientists, could then, once they understood what caused the fluorescence, make little changes to the actual protein, and tune what the properties of that fluorescent protein were.

而且一旦他做成了这个，一旦他们弄清楚了是什么导致萤光，他和其它很多科学家，就可以对蛋白质做微小的改变，调节蛋白质的荧光性质。

麻省理工公开课 - 化学原理课程节选

But through using this sort of computer generation, and then asking people what they think of this face, what they think of that face, scientists have come to some sense as to what really makes a face attractive, both within cultures and across cultures.

但是通过使用电脑合成,然后问人们,他们觉得这个长相如何,那个长相如何,科学家多少了解到,怎样才算是迷人的面孔,无论是在一种文化下还是跨文化的

耶鲁公开课 - 心理学导论课程节选

Then the scientists watched and recorded which way the sharks turned to follow the odor.

VOA: special.2010.08.03

The interest there was what do--can we learn about this because there were populations all over the world starving and scientists wanted to know what was happening physiologically to people and then what was the best way to re-feed them when you got--when they got access to food again?

我们关心的是从这项研究中能学到什么,世界上有很多人还在忍饥挨饿,科学家们想知道,饥饿对人们生理上的影响,以及当饥饿的人重新拥有足够食物的时候,最好的进食方法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Since then, scientists have been studying the ship and bringing to the surface many of the artifacts -- things made by hand -- that they have found.

VOA: special.2011.07.26

But scientists think the dinosaurs developed feathers first, and then wings.

VOA: special.2010.06.04

"How to make it,how to build it and then they will become scientists and engineers."

VOA: standard.2010.02.02