For centuries it has been recognized that mammals and birds differ from other animals in the way they regulate body temperature.

几个世纪以来，人们就认识到哺乳动物和鸟类调节体温的方式与其它动物不同。

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Accordingly, for 24 years it has been recognized by the strictest certification institute in the world - the "Blue Angel".

连续24年获得了世界公认的最为严格的“蓝天使”环保标志认证。

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At present, the International Baccalaureate Organization has extended IB curriculum to the education systems of many countries and it has been recognized in more and more countries.

目前，国际文凭组织已将它推广到各国国家教育体系中，并受到更多的认可。

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But to be chosen by your peers, especially someone like me who has been to four Olympics, who grew up in Lake Placid , it's pretty special to be recognized in that capacity."

VOA: standard.2010.02.27

"In all of pandemic planning it has been recognized for some time that cancellation of mass gatherings is not an effective way to control influenza, " Gustafson said.

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It has long been recognized that such crimes can be curbed also by taking away the tools used by perpetrators to commit or facilitate them.

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Chablis is the single region on earth most associated with chardonnay grape, where it is has been grown forever and is generally recognized as the best, and the entire legally designated region is just over 10, 000 acres, a pretty small production.

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