She felt exhilarated with the speed.

这种速度令她兴奋不已。

《牛津词典》

You should always keep to the speed limit.

什么时候你都不得超过最高速度限制。

《牛津词典》

The speed at which everything moved felt strange.

一切进展的速度让人感觉怪异。

《柯林斯英汉双解大词典》

He says a new system is needed to meet the speed and complexity of a twenty-first century global economy.

VOA: special.2009.06.19

And then we have c, the speed of light, 2.998 times 10 to the 8 meters per second.

然后我们知道光速等于，2，998乘以10的8次方米每秒。

麻省理工公开课 - 化学原理课程节选

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

Many in the shipping industry oppose the speed limit, saying it would be too costly.

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This is a convergence of mobile portability with the speed and multifunctionality of fixed-line broadband.

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We're in a more inter-connected world, more travel, news and rumours spread at the speed of light.

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