单词：syringenin
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This is Scientific American 60-second Science,I'm Gretchen Cuda Kroen,got a minute?Sharing syringes is a big no-no.Despite the warnings,needles sharing among injection drug users are still a significant cause for the spread of HIV and other infectiou
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By David McAlary Washington 02 February 2006 U.S. government meteorological experts say the global climate condition known as 'La Nina' has returned, heralding a realignment of weather patterns around
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By Vidushi Sinha Washington, DC 10 February 2006 watch Spinning Wheel report Spinning wheel The old-fashioned spinning wheel is making a comeback, not just to make yarn -- but to relieve stress. The h
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A court in China's Xinjiang region has sentenced three people to up to 15 years in jail in the first trials over a recent series of syringe attacks. The court did not give the defendants' ethnicity(种族) but their names suggest they are from the Musl
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