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大多数人步行的平均速度为每小时5公里。

Most people walk at an average rate of 5 kilometres an hour.

《牛津词典》

据测拉皮德城的阵风速度为每小时80英里。

Wind gusts at 80 m.p.h. were clocked at Rapid City.

《牛津词典》

Let's plot droplet velocity as a function of looking at the number that have this velocity 0 with the zero being in the center here.

我们将液滴的速度设定为,观察那些数字作用，在中心的地方,速度为。

麻省理工公开课 - 固态化学导论课程节选

So, if we're trying to figure out the wavelength of a Matsuzaka fastball, we need to consider the velocity first, which is 42 miles per hour.

如果我们尝试计算一个,松阪发出快球的波长，我们首先需要考虑速度，每小时为42英里。

麻省理工公开课 - 化学原理课程节选

Well, we say at the top of the loop, when it goes up and comes down the velocity is 0.

在曲线顶端,当物体上升,然后速度为0时候

耶鲁公开课 - 基础物理课程节选