They use a mechanical antigravity device driven by engines developing approximately 80,000 horse power.

他们使用一种机械式的无重力装置，用大约80,000马力的引擎来驱动。

youdao

Suitable for drain pumps, fire extinguisher pumps, compressors for refrigerated vehicles and hydraulic pumps used in construction equipment driven by engines.

适合排水水泵，灭火器泵，压缩机冷藏车和液压泵用于建筑设备驱动的发动机。

youdao

What I want to do is making a new engine that really just consists of two engines, side by side.

我想制造一个新引擎，它实际上是由两个引擎并排组成的。

youdao

So, what I want to do is make a new engine which really just consists of two engines, side by side.

我们先构造一个,由两个热机组成的热机，并排排列。

麻省理工公开课 - 热力学与动力学课程节选

The concept calls for a two-stage rocket that would be powered by engines burning liquid oxygen and kerosene.

BBC: Science & Environment

At the moment, that energy is supplied by engines, which run on the combustion of chemicals--basically a controlled explosion.

FORBES

In 1998, the court ruled that diesel should be replaced as the bus fuel, either by converting existing engines or by replacing the buses.

ECONOMIST: India: Capital punishment | The