Rapping could be described as speaking or singing words at a fast speed over music with quick beats.

VOA: special.2009.10.14

Thus isolated, thus removed, the vision acquired an especially keen charm that made me race with all speed toward my lone gratification.

如此形影相吊，如此销魂，这景色生出,一种勾人心魄的诱惑力，促使我全速跑向,我孤独的尤物。

耶鲁公开课 - 1945年后的美国小说课程节选

We just want to know when he's going to hit the pavement, and with what speed.

我们只关心他什么时候摔到人行道上,以及他落地时的速度

耶鲁公开课 - 基础物理课程节选

But blood drops with long tails can tell a great deal about the direction, speed and angle of the blood's starting point.

VOA: special.2010.05.05

Okay. So at that point the music begins to speed up with the accelerando.

嗯,从音乐的那一点开始,节奏随着渐速音加快

耶鲁公开课 - 聆听音乐课程节选

Tornadoes usually travel in a northeasterly direction with a speed of thirty-two to sixty-four kilometers an hour.

VOA: special.2010.05.11

And you can hear them together, Yeats moving from one to another with, oh, incredible speed and agility in that final strophe of the poem, on the next page.

而你可以听出所有，在诗的第三节中，叶芝转换得很快,很敏捷，翻到下一页。

耶鲁公开课 - 现代诗歌课程节选

The slower speed is combined with an extra effort to make the writing easy to understand.

VOA: special.2009.04.06

And the experimenter is back there with the speed knob and at random intervals he just speeds up the tape of their heart and then slows it down.

实验者回到实验室，带着录音设备,随机地,他加速了心跳的录音,然后又慢下来。

耶鲁公开课 - 心理学导论课程节选

And Akio Toyoda promised a new level of openness and speed in dealing with safety issues.

VOA: special.2010.02.26

Gallium arsenide switches ten times faster than silicon All of a sudden,I've got a clock speed ten times faster with no change in design.

砷化镓启动的速度是硅的10倍,突然，我得到了10倍快的时钟速度,但是设计没有发生任何改变。

麻省理工公开课 - 固态化学导论课程节选

Earlier in the week, the head of the World Bank said international support can speed progress -- "but only if coupled with real reform."

VOA: special.2011.05.27

A clock tells you what time it is, but you can also say what time it is by seeing how fast the particle is moving because you know it started with some speed.

时钟能告诉你现在的时间,但你也可以通过测量质点速度,来判断当前的时间,因为你知道它的初速度

耶鲁公开课 - 基础物理课程节选

The birds spread out from one another to do this, and they spread with increasing speed.

VOA: special.2010.03.02

So，the point is,every object falling under gravity is given by the same formula, but there are many, many objects that can have many histories, all falling under gravity, and what's different from one object and the other object is, when was it dropped, from what height, and with what initial speed.

关键是,每一个受重力作用下落的物体,都有同样的表达式,但是各个受重力作用下落的物体,都有不同的初始条件,所以它们的区别在于,下落时刻,下落高度和初始速度

耶鲁公开课 - 基础物理课程节选

Bohlin's work with planes showed him what could happen in a crash at high speed.

VOA: special.2010.02.09

You shoot something, you should know when it will land, where it will land, with what speed it will land, how high it will go.

抛出一个物体,我们要知道落地时间,落地位置,还有落地的速度,最高点的高度

耶鲁公开课 - 基础物理课程节选

They were powerful creatures that ran with great speed.

VOA: special.2009.02.15

What it means is if you'd release a rock at that location one second before with a certain speed that we can calculate, it would've ended up here with precisely the position and velocity it had at the beginning of our experiment.

它的意义在于,若在该处以特定速度抛出一个物体,这个速度可通过计算得到,一秒之后,物体会运动至我们设定的起点,并且速度为我们设定的初速度

耶鲁公开课 - 基础物理课程节选

"Keeping everybody up to speed with what we were doing, what we were learning, what the key issues were.

VOA: standard.2010.04.29

Car is traveling with some initial speed v0 in the horizontal direction.

车以 v0 的初速度沿水平方向开出

耶鲁公开课 - 基础物理课程节选

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

The revelation triggered a wave of condemnation on the House floor, with Republicans j oining Democrats in calls to speed passage of new sanctions legislation.

VOA: standard.2009.09.25

A high-speed French train can reach 574 kilometers per hour, but the record was set a Japanese train with a speed of 581 kilometers per hour.

VOA: standard.2010.02.15

But I was eight years old and I was terrified. I think it took me like two months to go off it with the full speed and actually go anywhere,"

VOA: standard.2010.01.31

"The key thing is an economically viable coalition more than one that is reached with great speed - something that is going to reassure the markets that the economic problems are really top of the agenda."

VOA: standard.2010.05.10

The picturesque town was a popular tourist destination, but the majority of its buildings were crushed by the onslaught of an unprecedented firestorm that advanced with such speed and ferocity and gave many residents little chance of survival.

VOA: standard.2009.03.21