The most fuel-efficient cars. View the gallery.

目前最高燃油能效的汽车。

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Mr Obama admitted that more fuel-efficient cars might cost more.

奥巴马承认，制造更多的燃油节约型汽车也许会抬高成本。

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MENTION hybrids these days, and most people think of fuel-efficient cars.

这些天一提到混合体，许多人想到节能车。

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"Two-point-four billion dollars in highly competitive grants to develop the next generation of fuel-efficient cars and trucks, powered by the next generation of battery technologies all made right here in the U.S.of A,"

VOA: standard.2009.08.05

My career reporting on high gas prices and the race to build fuel-efficient cars is over!

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Further, consumers will start to replace its aging fleet and switch to more fuel-efficient cars.

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The confiscated windfall profits would fund tax credits for fuel-efficient cars and grants for mass transit.

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