In fact, most biofuels are still based on ethanol.

事实上，大多数生物燃料仍然以乙醇为基础。

youdao

Corn plantings in America are expected to be at record levels this spring, due to the growing demand for corn-based ethanol biofuel.

由于对谷基乙醇生物燃料的需求不断增长，美国的谷物种植有望在今春达到最高水平。

youdao

Yet just when it seems poised to reduce the world's dependence on oil, its largely sugar-based ethanol industry stands accused of being less wonderful than it looks.

然而，正当巴西去着手降低全球对原油的依赖时，其主要以取材于甘蔗的乙醇工业却受到谴责——它看起来并不是表面那样完美。

youdao

Corn-based ethanol produces only slightly more energy than it takes to produce it.

VOA: standard.2009.09.02

Starting in 2002, receipts from user fees began to drop significantly, thanks largely to the impact of a slower economy and increased sales of gasahol, an Ethanol-based fuel that isn't taxed for the Highway Trust Fund and is heavily subsidized--thanks to the farm lobby and the efforts of Archer Daniels Midland (nyse: ADM - news - people ).

FORBES: Magazine Article

We massively subsidize corn-based ethanol, even though sugar-based ethanol appears to be far more efficient and less costly.

FORBES: Will We Rid Ourselves of This Pollution?

He cited the U.S. subsidies for corn-based ethanol and tariffs on sugar cane-based ethanol from Brazil.

CNN: McCain calls for $300 million prize for better car battery