在佛罗里达大学医疗中心进行的为期五个月的超洁试用过程中，感染率降低到零。

During a five-month field test of HyGreen at the University of Florida's medical center, infection rates dropped to zero.

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据今天公布的官方数据显示，英国四月份通货膨胀率超预期降低，至一年多来的最低水平。

Inflation in Britain fell by more than expected in April to its lowest level in more than a year, official data released today showed.

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以去年八月为例，央行认为通胀率在前三个月会略超2%，事实上，一年前央行认为2010年早期通胀率会达到峰值1.4%。

Last August, for example, the bank thought that inflation would barely rise above 2% in the first three months of this year. Indeed, a year ago, the bank thought it would peak in early 2010 at 1.4%.

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