And so efficient and economical was this new system that he cut the price of his cars in half, to '260, putting them within reach of all those who, up until that time, could not afford them.

这一新的系统如此有效而且经济合算以致他将自己生产出来的汽车削价一半，降至每辆260美元，使那些在此之前一直买不起汽车的人都有能力买了。

youdao

His design made solar cells thinner, more efficient and cheaper.

他的设计使太阳能电池更薄，更有效。

youdao

One question Nocera and his colleagues will be addressing is which of these configurations will be more efficient and cost-effective in the long run.

Nocera和他的同事要解决的一个问题是从长远角度看哪种配置方式将更有效同时成本更低。

youdao

He estimates, for his purposes, and he shows you calculations of the efficient portfolio frontier.

他用自己的角度估算了参数,他还给出了计算有效边界的方法。

耶鲁公开课 - 金融市场课程节选

Crandall later converted and used deregulation to steamroll less nimble competitors with his efficient hub-and-spoke strategy, which feeds regional passengers into a central hub where they can transfer to other American flights.

FORBES: The ghost of Crandall

From therein, the Polish number two gathered his concentration and was efficient in the way he wrapped up victory.

BBC: GB relegated after Davis Cup loss

But I mean all athletes especially endurance athletes, have very efficient cardiovascular systems, in particular the most relevant at the moment Lance Armstrong, is really just extremely efficient and his ability, his body's ability to carry and use oxygen.

BBC: Breakfast with Frost