Newton proved his idea by measuring how much gravity force would be needed to keep the moon orbiting the Earth.

VOA: special.2011.06.01

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

You kept your Social Security card and you pasted stamps on it that proved that you paid it.

你取得社会保障卡,并将邮票贴在上面,以此来证明你已支付过钱。

耶鲁公开课 - 金融市场课程节选

Borman and Lovell proved that humans could survive in space for the time needed to get to the moon and back.

VOA: special.2009.07.01

He actually recognized and, of course, many people recognized that this jellyfish was fluorescent, and he isolated the actual protein, and determined and proved that this protein was sufficient to cause this fluorescence.

他认识到了，当然，很多人都认识到了水母是有萤光的，它分离出了这种蛋白质，测定了它并证明,这种蛋白质会导致萤光。

麻省理工公开课 - 化学原理课程节选

Doctor Cawkwell told VOA that fibromyalgia is a very mysterious disease that has proved difficult to diagnose and treat.

VOA: special.2011.08.02

In fact, doctors proved the 4 minutes for the mile was the limit of human ability.

事实上医生证明四分钟跑一英里,是人类能力的极限。

哈佛公开课 - 幸福课课程节选

But any concerns that parents would not want to buy it for little girls were soon proved wrong.

VOA: special.2009.04.06

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

But the cattlemen believed they had proved that cattle could be walked long distances to the railroad.

VOA: special.2010.03.18

Hero's family decides to make Claudio believe that she is dead until her innocence can be proved.

VOA: special.2010.01.06

They had proved that people could live and work in space for the time it would take to get to the moon and back.

VOA: special.2009.06.24

"The Great Gatsby" proved that he had become an expert in the art of writing.

VOA: special.2010.11.28

But an investigation proved that the company and the Teamsters had cheated in the election.

VOA: special.2009.09.06

Scientist Ian Wilson at the Scripps Research Institute in California says the antibodies proved highly effective in laboratory mice exposed to deadly levels of virus.

VOA: special.2009.03.04

And it proved that experienced pilots had the skills necessary to fly in space.

VOA: special.2010.07.07

If it does not hold water, then it is weak and cannot be proved.

VOA: special.2009.05.10

And they had proved that people could both live and work in space.

VOA: special.2009.06.24

Harvard researcher David Rand says the most successful behavior proved to be cooperation.

VOA: special.2009.10.21

He proved this when he joined the American navy during World War One.

VOA: special.2010.05.30

But they proved to be just the beginning of her many successes.

VOA: special.2009.11.08

He not only showed humanity how to get more food from the Earth, he proved that farming has the power to lift up the lives of the poor."

VOA: special.2009.11.10

He proved wrong those who believed nebulae lay inside the Milky Way.

VOA: special.2009.04.29

Recently,two men in Madagascar proved it can be done with extraordinary results.

VOA: special.2009.10.30

Russia is first in what are called "proved reserves" of natural gas.

VOA: special.2009.10.23

Schirra and Stafford proved that spaceships could link up while in orbit.

VOA: special.2009.07.01

Men would fly the Mercury spacecraft only after it was proved safe.

VOA: special.2009.06.17

Yet,they proved that long-distance travel across the United States was possible.

VOA: special.2010.01.11

You proved that the will of the people is above everything.

VOA: special.2011.02.12

The words of Jacob Riis' editor proved to be very true.

VOA: special.2010.08.01