The World Health Organization has declared H1N1 swine flu an official pandemic - level six in the WHO's rating scheme.

世界卫生组织宣布H 1 N 1猪流感为官方大流行警戒分级方案中的6级。

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Pixel has also achieved a perfect 105 points under the US LEED rating scheme making it the highest rating building of any yet certified for LEED anywhere in the world.

像素馆达到了绿色之星系统完美评分105分以及美国LEED绿色建筑系统105分的全球最高得分建筑。

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And the scheme will buy only securities that originally had an AAA credit rating, which rules out the nastiest stuff.

而救援计划将只购买那些原有信用评级达到AAA级的债券，这一原则就把那些最差的资产排除在外。

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Redcar and Cleveland Borough Council says that since it introduced the RDB rating scheme in 2001, standards of care homes across the borough have improved.

BBC: Care homes given five star ratings fail key standards

As for the latter, just ask yourself how many parents you see in the average video arcade--they're too busy taking their three-year-olds to PG-13 movies--and you know how well this rating scheme works.

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