He has refused to implement a new emissions policy until America does.
他拒绝执行新的排放政策直到美国能先有所作为。
Of course, whether America can implement the available solutions is uncertain;
当然了，美国能否实施提供的解决方案还不确定。
To allow more time to deal with these concerns, America plans to implement Basel 2 only from 2008, and with a three-year transition period.
为了能够有足够的时间解决上述问题，美国计划于2008年开始实施《新巴塞尔协议》，即其在此之前有3年的过渡期。
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