Electronic throttles replace mechanical links between the gas pedal and the throttle with electronic relays. The systems, used widely in the industry, reduce vehicle weight and fuel waste.

电子油门用继电器取代了连接油门踏板和油门的机械装置。已被汽车行业普遍使用的电子油门系统可以降低汽车重量，减少汽车油耗。

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The increasing use of dried animal waste as a substitute fuel has also hurt the soil because this valuable soil conditioner and source of plant nutrients is no longer being returned to the land.

人们开始越来越多地使用脱水后的动物粪便作为替代燃料，这同样会损害土壤，因为这些珍贵的土壤改良剂和植物养分的来源将无法再回归到土壤之中。

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During vigorous exercise, our muscles tire as they run out of fuel and build up waste products.

剧烈运动时，我们的肌肉会因为耗尽能量和产生废物累积而疲劳。

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"The dumping of illegally laundered fuel waste is costing ratepayers thousands of pounds every year by Councils having to remove the waste and these sums are coming straight from the rates of local people, " he said.

BBC: Stolen fuel waste trailer abandoned near Castlewellan

The No. 4 unit doesn't have live fuel in its reactor, but still holds waste fuel from earlier generation operations.

WSJ: Japan's Nuclear Crisis Escalates

It will temporarily store old vessels to start stripping fixtures and fittings and remove waste fuel.

BBC: Prince of Wales dry dock, Swansea