单词：p-phenylene-diisothiocyanate
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英文魔法师字源大挪移
The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw
VOA标准英语2008年（八月）
Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s
万物简史
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal
初学者听力文摘精选
By Al Pessin Washington 03 January 2006 The commander of U.S. forces in the Middle East says he wants to accelerate the handover of security responsibility in Iraq to the country's new security forces
2006年VOA标准英语（一月）
This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ
Scientific American(四)月
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
By Nico Colombant Dakar 10 February 2007 Senegal's campaign for a presidential election later this month has been mostly peaceful, but candidates have started trading nasty accusations. By far, the candidate facing the harshest criticism is the incu
2007年VOA标准英语（二月）
By Deborah Tate Washington 25 April 2006 The U.S. Senate has begun considering a massive spending bill to pay for the war in Iraq and aiding the recovery of the storm-ravaged Gulf coast. Iraq war crit
2006年VOA标准英语（四月）
By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di
2006年VOA标准英语（五月）
RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e
2017年NPR美国国家公共电台1月
By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis
2006年VOA标准英语（九月）
By Efam Dovi Accra 11 October 2006 Ghana is denying a United Nations report saying that conflict diamonds from rebel-controlled areas of Ivory Coast are being smuggled into the West African nation. The report, expected to be submitted to the U.N. Se
2006年VOA标准英语（十月）
By Robert Raffaele Washington, D.C. 13 June 2007 U.S. lawmakers got the chance to question the man who recently led the multi-national force in charge of training Iraq's new security and police forces. U.S. Army Lieutenant General Martin Dempsey told
2007年VOA标准英语（六月）
By Selah Hennessy Dakar 14 May 2007 Civilians from the northern Casamance region of Senegal are being displaced again, following renewed fighting between rebel groups. Hundreds of people are reported to have fled to the nearby Gambian border region t
2007年VOA标准英语（五月）
By Dan Robinson Capitol Hill 06 December 2006 House and Senate lawmakers are working to clear the way for final congressional approval of legislation required to implement the U.S. - India Civil Nuclear Cooperation deal. VOA's Dan Robinson reports f
2006年VOA标准英语（十二月）
By David McAlary Washington 15 November 2006 Examination of a bone fragment from our long extinct relatives, the Neanderthals, has yielded unprecedented genetic information about their mysterious relationship to modern humans. It shows that both hum
2006年VOA标准英语（十一月)
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
By Phuong Tran Dakar 10 April 2007 In Chad, dozens of people have been reported killed or wounded in fighting that began Monday between government forces and rebels in the eastern part of the country near the border with Sudan. Chad's government says
2007年VOA标准英语（四月）