单词：N-acetyl-Leu-Leu-norleuci-nal
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A Abrine 相思豆碱 O-Acetyl-3,6-di-O-β-D-xylopy-rano- astragaloside O-乙烯 3,6-双氧-β-D- 吡喃木糖基绵毛黄芪甙 Acetylastragaloside 乙酰黄芪甙 N-Acetyl-D-Glucosamine N-乙酰氨基
医务英语
Nalini Nadkarni挑战我们对于树木及监狱的传统观点，她认为这两者都比我们所想得更具活力。经由与华盛顿州政府的合作，她将科学课程及保育计划引进给受刑囚犯，并得到超乎预期的效果。
TED公开课:罪与罚
At 75, Seminal US Composer Still Inspires American composer Steve Reich turned 75 this year. The so-called minimalist credits jazz, African drumming and Balinese gamelan as inspirations. His music - from experimental tape loops to the Pulitzer prize-
VOA标准英语2011年(十一月)
Today we're going to talk about keeping a journal. If you're an aspiring writer, you've probably heard that writers should keep a writing journal. The first time I kept a real writing journal was in my freshman English class in college, so since it's
英语语法 Grammar Girl
By Anya Ardayeva Moscow 12 October 2006 watch Slain Russian Journalist report One of Russia's most prominent journalists, Anna Politkovskaya, was buried in a Moscow cemetery Tuesday after she was shot dead in her apartment building on Saturday. The
2006年VOA标准英语（十月）
NB: This is not a word for word transcript Stephen: Hello, I'm Stephen. Rob: And I'm Rob. Stephen: And this is 6 Minute English! This week were talking about citizen journalism. Rob: Citizen journalism thats when people who arent trained journalists
六分钟英语
This is Scientific Americans 60-Second Science, I'm Steve Mirsky. Got a minute? Ever-increasing numbers of people are consuming news via the Internet and cell phones. In London last week at the World Conference of Science Journalists, Philip Hilts, t
Scientific American(七)月
DEVELOPMENT REPORT – July 22, 2002: Maternal Deaths Study By Jill Moss This is Bill White with the VOA Special English Development Report. Each year, more than five-hundred-thousand women in develop
农业与发展
By Zulima Palacio Washington, DC 19 December 2006 watch US Energy Security report A group of leading U.S. businessmen and former top military commanders has called on the White House and Congress to reduce America's dependence on oil from overseas,
2006年VOA标准英语（十二月）
By Al Pessin Washington 28 July 2006 US Army soldiers in Iraq(file photo) The top U.S. general in Iraq had hoped to be able to recommend what he called a fairly significant reduction in U.S. troops in the country this year. Instead, on Thursday Defe
2006年VOA标准英语（七月）
By Jeff Swicord Baltimore, Maryland 27 April 2006 watch Ethnic Neighborhoods As the immigration debate rages in the United States, Jeff Swicord takes a look at one of the original immigrant neighborho
2006年VOA标准英语（四月）
By Robert Berger Jerusalem 01 April 2006 Ismail Haniyeh looks on as he receives congratulations from ministers and diplomats at the Council of Ministers in Gaza City The Islamic militant group Hamas i
2006年VOA标准英语（四月）
IndiaSeekstoCounterInternalTerroristThreat Top Indian officials say they need to prepare for terrorism threats that may arise both within and outside the country. Indian Home Minister P. Chidambaram on Thursday described recent terror attacks on Indi
VOA标准英语2011年(九月)
ENVIRONMENT REPORT — April 12, 2002: Medicinal Plant Conservation By Mario Ritter This is the VOA Special English ENVIRONMENT REPORT. Throughout history, people around the world have used traditiona
健康与环境
By Greg Flakus San Antonio, Texas 27 February 2008 With one week to go before crucial primaries in the large, delegate rich states of Texas and Ohio, the two remaining Democratic presidential candidates, Senators Hillary Clinton and Barack Obama, met
VOA常速英语2008年（二月）
By Lisa Schlein El Fasher, Darfur 05 September 2007 U.N. Secretary-General Ban Ki-moon says it is crucial to begin the political process to end the crisis in Darfur. He says he will push to get agreement on stepping up the pace of negotiations, in di
2007年VOA标准英语（九月）
USADA hails UCI's right decision in Armstrong case BEIJING, Oct. 23 (Xinhua) -- Cycling's governing body UCI has made the right decision to strip Lance Armstrong of his seven Tour de France titles, U.S. Anti-Doping Agency chief Travis Tygart said on
英语新闻
BEIJING, Jan. 29 (Xinhua) -- The International Cycling Union (UCI) has announced its disbanding of the Independent Commission citing lack of coorperation from fellow anti-doping angencies. UCI president Pat McQuaid said in a statement Tuesday that th
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