fuel economy standards

Raise fuel economy standards; require lower emissions from automobiles.

提高能源经济标准，减少汽车尾气排放。

Thanks to the presence of five hybrids in its lineup, it doesn't face the same pressure as its competitors to downsize its models to meet fuel economy standards.

它的产品线中已经有五款混合动力车型，所以它不必像它的竞争对手一样，为了满足燃油经济性标准而急着要给车型瘦身减排。

Federal fuel economy standards languished in Congress, and average vehicle mileage dropped to its lowest level in decades, but the Prius showed people that another way is possible.

美国国会的燃油经济标准已每况愈下，而且车辆的平均里程数也跌至数十年来的谷底，但Prius油电混合车的问世，显示人们还可以另有选择。