单词：comformational change
单词：comformational change 相关文章
TechnologyReport-ExpertsMeetinRometoDiscussCleanerandGreenerInformationandCommunication This is the VOA Special English Technology Report. Technology experts, government officials, policy makers and engineers are meeting this week in Italy. They have
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STEVE INSKEEP, HOST: A new movie shows Al Gore in Greenland. He's visiting a station where scientists measure the ice. And he's watching as much of the ice in Greenland turns into rivers of water flowing away. The movie is called An Inconvenient Sequ
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Did Early Man Contribute to Central Africa Climate Change? If humans are responsible for speeding the climate change currently underway, it may not be the first time. Scientists say a long time ago in Central Africa, early farmers may have contribute
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Basic Steps Help Protect Personal Information From Hacking U.S. government officials say the surveillance covered only metadata - the patterns of the phone calls and internet messages - not the substance of the communications. According to reports, a
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Putting Planet First in Climate Change Talks 气候变化会议把关爱地球放在首位 At the U.N. climate change conference in Durban, South Africa, theres a call to view the issue as a moral imperative. The man whos called South Africas green b
VOA标准英语2011年(十二月)
By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 Former U.S. vice president and Nobel Laureate Al Gore blamed the United States on Thursday for blocking progress at the U.N. Climate Change Conference in Bali. He urged delegates to forge ahead
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