But about 50% of Asians and 5% of Europeans have mutations in these enzymes that can increase the rate of alcohol metabolism up to 100-fold.

但大约50%的亚洲人和5%的欧洲人这些酶有变异可以加快酒精代谢一百倍。

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If one compounds that rate over ten years, they were expecting an increase of a factor of 2.5, and, if one extrapolates , a 2000-fold increase over the course of a lifetime.

照这么计算的话，10年之后的房价将是现在的2.5倍，如果用人的一生的时间来计算的话，将有2000倍的增幅。

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Along with their skyrocketing popularity, the number of children presenting to emergency departments in the U.S with injuries from these amusements has also been increasing at an alarming rate: a 15 fold increase in reported injuries from 1995-2010, according to a study published today in the Journal, Pediatrics.

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The PGM uses a semiconductor chip to sequencing DNA, a technology that Ion Torrent founder Jonathan Rothberg says will allow his machine to increase in speed at a rate of 10-fold every six months.

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This represents an average annual growth rate of more than 35% and a four-fold increase over a span of five years.

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