单词：vibratioonal excitation
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By Nancy Steinbach Broadcast: September 24, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. For many years, researchers have been studying ways to extend life and to improve
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Little Brains Big Research By Paula Bock / 2005, The Seattle Times , Knight Ridder Newspapers. Distributed by Tribune Media Services International. Research reveals more of what happens inside an infa
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24 关于阿尔茨海默病的研究 DATE=3-20-01 TITLE=SCIENCE IN THE NEWS #2116 - Alzheimer's Research BYLINE=Jerilyn Watson VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Sarah Long with Sc
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男性干家务常被女性忽视 Men do far more housework than they are given credit for， according to research that claims women do not notice because their male partners don't make a fuss。 Men said they spent 13 hours a week on household chor
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By Zulima Palacio Washington 08 May 2008 Although the government and researchers halted most clinical trials for an AIDS vaccine, a research institute in Baltimore continues its work on the most deadly virus of our times. Vaccine trials were stopped
VOA标准英语2008年（五月）
PARIS, Aug. 19 (Xinhua) -- Marine scientists and representatives from the private sector and military establishments would meet at UNESCO at the end of this month to measure noise's impact on marine life, the Paris-based UN scientific branch UNESCO s
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