natural gas motor的意思|示意

That is a staggering outlay, but it would free up American natural gas, which now generates 22% of the country’s electricity, to be used for motor vehicles.

这是一项巨大的支出，但它将会节省用来生产占国家电力22%的天然气，从而将之用于天然气汽车。

One experimental clean-energy car runs on natural gas. Another USES ethanol distilled from corn. A third has a zero-emissions electric motor powered by a hydrogen fuel cell.

一辆尚处于实验阶段的清洁能源汽车依靠天然气行驶。另一辆使用从谷物蒸馏而来的酒精。第三辆则装有由氢燃料电池提供能量的零排放发动机。

Therefore, the natural gas vehicle fuel than the ordinary (such as petrol or diesel) motor vehicle emissions of carbon monoxide is much lower.

因此，天然气汽车比使用普通燃料（如汽油或柴油）汽车的一氧化碳排放量要低得多。