这项获得大量支持的法案，其最大的野心就是：到2012年，美国碳排放量将被限制在2004年的水平，之后再强行以年均2%的速度递减，直到2020年。
It is the most ambitious of the bills with serious backing: it would cut carbon emissions to 2004 levels by 2012 and then mandate further reductions of 2% a year until 2020.
在法国与瑞士两国交界处的地下深处，世界上最大的粒子加速器正在以接近光速的速度完美精确的将质子加速对撞。
Deep beneath the border of France and Switzerland, the world's most massive physics machine is sending subatomic particles smashing into each other at speeds nearing the speed of light.
一个被多方引用的2004年的报告显示，当你以一种自残式的速度快速奔跑，耗氧量达到最大值的90%，音乐在生理方面就没有任何益处了。
A much-cited 2004 study of runners found that during hard runs at about 90 percent of their maximal oxygen uptake, a punishing pace, music was of no benefit, physiologically.
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