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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As long as there have been mice, people have sought a better mousetrap. And since we figured out that bacteria can make us sick, weve searched for better
Scientific American(十)月
By David Gollust State Department 11 January 2008 The United States has reaffirmed support for early action giving Kosovo what is called supervised independence under the plan of U.N. envoy Martti Ahtisaari. The U.N.-administered Serbian province is
VOA标准英语2008年（一月）
Bombardier Beetle 投弹手甲虫 Male：Is it a beetle or some sort? Female:Right in deed.It's a bombardier beetle .This one is an African species, but it could be found on most other continents too. M: Bombardier ? He releases bomb or some sort? F:
英语听力文摘 English Digest
By Deborah Tate Washington 15 February 2008 The chairman of the U.S. Senate Intelligence Committee is to meet with his House counterpart Friday to try to resolve the political standoff over legislation to overhaul wiretapping legislation before curre
VOA常速英语2008年（二月）
在世界流行乐坛中，北欧常常能为我们带来一些惊喜。而来自丹麦的Michael Learns To Rock（MLTR）就是其中之一，他们在九十年代风靡世界，带来抚动我们心弦的音乐--斯堪的纳维亚清新气息和经典流行音乐的完美结合。没有漂亮迷人的外表，没有铺天盖地的宣传，没有引人遐
音乐咖啡厅
Europe has been in the grip of an outbreak of E.coli, which has so far infected 2,400 people and killed 24. Most cases have been caused by contaminated food produce, although E.coli can spread from person to person. Daniel Bahr, the German health min
英语听力精选进阶版