At the speed and height at which he was moving, he was never more than half a second from disaster.

以这样的速度在这么高的地方移动，他离灾难永远只有半步之遥。

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With neither engine working, Voyager quickly began to lose speed and height.

由于没有引擎在工作，“航行者”迅速开始失去速度和高度。

youdao

Pneumatic operation device to screen frame makes speed and height of screen lifting adjustable.

气压式离版装置，使抬版的速度、高度可调节。

youdao

The X-15 set height and speed records greater than those expected.

VOA: special.2010.07.07

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

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The witness said he did not hear any irregular engine noise when the helicopter went past and the height and speed of the craft were normal.

BBC: Colin McRae's neighbour describes helicopter crash

The mast was installed in April to measure wind speed, wave height and sea currents.

BBC: Offshore Sussex wind farm weather mast causes 999 calls

Using the footage and the location of an impact into Lake Chebarkul, Jorge Zuluaga and Ignacio Ferrin, from the University of Antioquia in Medellin were able to use simple trigonometry to calculate the height, speed and position of the rock as it fell to Earth.

BBC: Russia meteor's origin tracked down