It,too,is hungry. Traveling across the ground at great speed, the cat nears the area where the pig is fighting for its life.

VOA: special.2010.04.07

For example, if we're talking about a pitcher, like Matsuzaka, we might want to know the speed of his average fastball.

举例来说，如果我们谈到一个投手，就像松阪，我们想知道他投出,快球的平均速度。

麻省理工公开课 - 化学原理课程节选

Mike actually holds the world record for downhill speed skiing for blind person, which is 60 miles an hour.

实际上,迈克是盲人高山滑雪的记录保持者，速度达到了每小时60英里。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

He developed a plan for measuring both the distance and speed of as many galaxies as possible.

VOA: special.2009.04.29

And the relationship that he put forth is that the momentum is equal to Planck's constant times nu divided by the speed of light, or it's often more useful for us to think about it in terms of wavelength.

爱因斯坦提出的关系式是,动量等于普朗克常数,乘以υ除以光速，或者用波长来表示,通常更容易让我们想明白。

麻省理工公开课 - 化学原理课程节选

You can take a high-speed boat trip for about an hour to the Dry Tortugas National Park.

VOA: special.2010.03.22

Well, I don't care for the speed but I can't get enough of that safety gear.

我不在乎速度,我就是对那些安全装置百看不厌。

耶鲁公开课 - 公正课程节选

That same year, the Lindberghs set a speed record for flying across the United States.

VOA: special.2009.06.28

Well, so much for the speed of the computer.

好的，计算机的速度就这么快。

哈佛公开课 - 计算机科学课程节选

The driver tried for a speed of about eight kilometers an hour.

VOA: special.2010.04.26

The fact that you don't need a force for it to move forever at a given speed in a given direction, that's not obvious, because in daily life you don't see that.

对于物体不需要力的作用就能保持,确定的速度和方向持续运动这一事实,它并非显而易见,因为在日常生活中你看不到这种情况

耶鲁公开课 - 基础物理课程节选

He was known for his strength, speed and skill.

VOA: special.2009.01.24

c We know it's very specific for light because in this equation is c, the speed of light. So any time you go to use this equation, if you're trying to use it for an electron, just ask yourself first, does an electron travel at the speed of light?

我们知道它只对光适用是因为在这个方程里有,光速，所以下次你们用这个方程前，如果你们要把它用到一个电子上，先问问你自己，电子的运动速度是光速吗？

麻省理工公开课 - 化学原理课程节选

"It includes three hundred million dollars to buy new cars for the government, eight billion dollars for high-speed rail projects, such as a 'magnetic levitation' line from Las Vegas to Disneyland, and one hundred forty million dollars for something called 'volcano monitoring.'

VOA: special.2009.02.27

It's located near the Olympics venue for long track speed skating in Richmond, about a 30-minute drive south from downtown Vancouver.

VOA: standard.2010.02.23

Short track speed skater Apolo Anton Ohno became the most decorated U.S.Winter Olympian, winning three medals for a career total of eight.

VOA: standard.2010.03.01

Investigators near the town of Bologoye are looking for clues into what caused the deadly incident on the Nevski Express high-speed luxury train.

VOA: standard.2009.11.27

With those results,he tied and then passed long track speed skater Bonnie Blair for the most Winter Olympics medals won by an American.

VOA: standard.2010.02.23

What's going on now is helping less developed countries like those in East Africa to come up to speed and be prepared for this sort of event,"

VOA: standard.2009.04.28

And conditions might be right for a high-speed American train.

VOA: standard.2010.02.15

The project will develop 13 corridors between heavily populated areas, but only the ones in California and Florida will be truly high speed because,says Amtrak's Steve Kulm, those states will be the only ones to build tracks exclusively for high speed trains.

VOA: standard.2010.02.15