Cellulosic ethanol would address many of these problems.

纤维乙醇可以回答这些问题。

youdao

For one thing, even if cellulosic ethanol can be made viable, that feat remains years away.

其中一个原因就是，即使纤维素乙醇能够生存下来，其效果也在多年之后方能显现。

youdao

So if cellulosic ethanol is to live up to its promise, researchers will have to find cheaper and more efficient enzymes.

如果纤维乙醇真能不负所望，科研人员就必须要找到更便宜有效的酶。

youdao

Much-touted cellulosic ethanol from plant waste remains a long way from commercial production reality.

FORBES: Renewable Energy Delusions: Getting A Real Grip On Alternatives

"To get the big numbers, you're going to have to bring on cellulosic ethanol, " he says.

FORBES: Bush's Energy Obstacle: Ethanol

The United States actually had two commercial cellulosic ethanol plants in operation by 1920.

FORBES: Fixing A Broken Biofuel Incentive Program