To avoid the affection of micro-combustion due to reducing engine's scale, high-pressure gas was used to drive engine.

为了避免由于发动机尺寸的减小而带来的微燃烧问题，采用高压气体作为动力源；

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Brian started the engine and pulled away slowly, but picked up speed once he entered Oakwood Drive.

布赖恩发动引擎，慢慢驶离，但上了奥克伍德大道后就开始加速。

《柯林斯英汉双解大词典》

The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.

最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。

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Leonhardt said it would be more practical to use solar power to help charge a car's battery and use the more efficient panels mounted on a roof or over a parking area to supply the rest of the electricity needed to drive the engine.

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In an off-grid village in India, for example, biogas from an anaerobic digester could be burned to drive the Stirling engine to generate power.

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The new optional engine on Silverado and Sierra also beats out the 15 mpg in the city and 21 mpg on the highway yielded by the 5.0L V-8 engine in two-wheel-drive versions of the F-150 and the 14 mpg in the city and 20 on the highway provided by a 4.7L V-8 engine in two-wheel drive versions of Ram.

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