目前的研究正在寻找燃料的替代用法，显而易见的一种是用压缩的天然气驱动车辆。

The search is now on for alternative uses for the fuel.

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随着世界资源和环境问题的日益突出，以天然气作为汽车代用燃料的技术越来越受到人们的重视。

As the energy and environmental problem more and more worse in the world, people pay much attention to the use of natural gas as a substitute fuel of vehicle.

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石油和天然气的代用品已有多种投入使用，至少已小有规模地使用。

Many alternatives to oil and gas are already in use, at least in a small way.

youdao

石油和天然气的代用品已有多种投入使用，至少已小有规模地使用。

Many alternatives to oil and gas are already in use, at least in a small way.

youdao