Miss Carson and other scientists were very concerned about the harmful effects of DDT and other insect-killing chemicals called pesticides.

VOA: special.2010.03.14

It was impossible-- doctors and scientists showed, runners, athletes, the top-ones in the world proved that the doctors were right.

那是不可能的，医生和科学家证明了，跑手，运动员，世上顶尖选手证明了医生们是对的。

哈佛公开课 - 幸福课课程节选

Oh, by the way, just to let you know, these scientists of that era were polymaths.

顺便说一下，只是为了让你们知道，那个时代的科学家非常博学。

麻省理工公开课 - 固态化学导论课程节选

He was fifty-three years old. J.Robert Oppenheimer and Enrico Fermi were two of the greatest scientists of the century.

VOA: special.2009.06.14

And at first this was done by Davidson and Germer, and they were American scientists who tried diffracting electrons from a nickel crystal.

这个实验首先是由，美国科学家Davidson和Germer完成的,他们尝试从镍晶体中衍射电子。

麻省理工公开课 - 化学原理课程节选

Scientists used to think that the islands were connected to the South American mainland and floated out to sea slowly.

VOA: special.2009.12.16

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

The scientists say seven hundred fifty large rock lobsters were released a year ago in waters near Tasmania's northeast coast.

VOA: special.2009.08.25

And runners proved the doctors and scientists-- proved that they were right and ran the mile in two seconds and 4 minutes, one second, but no runner could run the mile in under 4 minutes, ever since the mile was actually timed-- when they started to time runs.

跑手们证明了医生和科学家…,证明了他们是对的,一英里跑四分钟两秒，四分钟一秒，但没有跑手能少于四分钟，从一英里跑计时以来-,当人们开始计时跑时。

哈佛公开课 - 幸福课课程节选

The report said information requests by scientists not connected with the Climatic Research Unit, the C.R.U.,were continually rejected.

VOA: special.2010.04.27

These were very young scientists, of course, so what you would expect that they would do, which makes sense, is go to someone more established in their field, because they have the completely radical revolutionary idea, let's just run it by someone before we go ahead and publish this paper that makes this huge statement about this fourth quantum number.

他们是非常年轻的科学家，所以你们可以想象他们会怎么做，很自然的，他们去请教他们领域里更权威的人，因为他们的概念是彻底的革命性的，让我们在发表这个关于,第四个量子数的巨大的发现之前,先和别人讨论一下。

麻省理工公开课 - 化学原理课程节选

But those observations were made years ago and NASA scientists had not trusted the results without clear confirmation.

VOA: special.2009.09.30

The story of how space scientists were able to recover the material and bring it back to Earth is just as exciting.

VOA: special.2009.09.30

But scientists wonder how animals arrived on Galapagos if the islands were always so far from the mainland.

VOA: special.2009.12.16

The vehicle is helping scientists to see for the first time huge areas underneath the lake that were otherwise impossible to explore.

VOA: special.2009.06.03

While scientists were studying the stars and moon to solve the longitude problem, a man named John Harrison was working on another project.

VOA: special.2010.07.14

But when the telescope reached orbit, NASA scientists were shocked to discover that the costly mirror of the telescope had not been shaped correctly.

VOA: special.2009.09.30

He and other refugee scientists were worried that Germany was working to develop an atomic bomb.

VOA: special.2009.06.14

Doctor Hahn says the scientists discovered that infected chimps were ten to sixteen times more likely to die in any given year than uninfected chimps.

VOA: special.2009.09.08

The scientists said that about half of the coral species were new to them.

VOA: special.2010.08.10

By the nineteen eighties, scientists were working to complete the genome of human beings.

VOA: special.2010.03.23

Mister McAlpine said pictures of the animal were sent to scientists in Britain.

VOA: special.2009.06.16

Jews were not permitted to be scientists during the nineteen thirties in Italy.

VOA: special.2009.05.13

Scientists were excited about the moon rocks the astronauts brought back.

VOA: special.2009.07.29

Today,most scientists think the islands were always where they are now.

VOA: special.2009.12.16

Soon,scientists in labs around the world were using these cells.

VOA: special.2010.07.21

Although it was not a colorful picture, scientists were pleased.

VOA: special.2009.09.30

NASA hopes that Dawn's year long orbit around Vesta will help scientists learn more about the development of the solar system, and how asteroids and other space objects were created.

VOA: special.2011.07.27

Navy scientists were building the Vanguard for scientific purposes.

VOA: special.2009.06.10

Thousands of scientists,engineers, technicians and other workers were needed.

VOA: special.2009.06.17