But I also know that we've got a long way to go to fully restore our economy and recover from what's been the longest and deepest downturn since the Great Depression."
VOA: special.2009.10.30
That economy and that society go forward and flourish for, as I say, about 400 years maybe--perhaps about 400 years.
这种经济和社会,发展繁荣了,大概四百年,也许四百年
Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.
显然,如果我什么也不做,但是我把没量车的汽油价加倍,汽车废气排放量就会是现在的一半了,别的不会有什么改变。
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