单词：Salix taipaiensis
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By Lisa Schlein Geneva 30 December 2007 Some 40,000 young Christians are gathering in Geneva to participate in a five-day pilgrimage organized by the Taize religious community and Swiss churches. The Taize community, based in Burgundy, France, has in
VOA常速英语2007年（十二月）
As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo
2016年Scientific American(九)月
AMERICAN MOSAIC - Sam Gilliam: A Painter Who Always Tries Something New By Dana Demange, Katherine Gypson and Jerilyn Watson Broadcast: Friday, December 09, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSA
American Mosaic
ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the
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In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African
2016年Scientific American(八)月
You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为，世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西
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