根据中国和美国官方公布的数字,2004年,北京大气中的可吸入颗粒物浓度是纽约的6倍多,二氧化硫浓度是纽约的两倍多。
In 2004, levels of airborne particulate in Beijing were more than six times as high as in New York, and sulfur-dioxide levels were more than double, according to Chinese and U.S. government figures.
根据中国和美国官方公布的数字,2004年,北京大气中的可吸入颗粒物浓度是纽约的6倍多,二氧化硫浓度是纽约的两倍多。
In 2004, levels of airborne particulate in Beijing were more than six times as high as in New York, and sulfur-dioxide levels were more than double, according to Chinese and U.S. government figures.
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