单词：von kupffer's cell
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By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
VOA2003（下）-环境与健康
Avon is the worlds largest cosmetics and perfume company. Its also one of the oldest. It was founded in New York in 1886 by a door-to-door book salesman David H. McConnell who gave away perfume to encourage sales. The perfume became more popular than
各大品牌英文介绍
Social Media Drives Publicity in Trayvon Martin Case Across the United States, African Americans mobilized in memory of 17-year-old Trayvon Martin, and in protest over the fact that the man who shot him had initially avoided criminal charges. Early o
VOA标准英语2012年(五月)
For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea
国家地理2008年
My real biological mother left me in a basket with me and my sister saying that we were twins and she waited to make sure that we were safe and then my mom right now Betsy, she came to get me in China to adopt me and she took me back to America as, a
国家地理2007年
Three-dimensional cell phones and batteries that last much longer are just two of the techonogies that could become commonplace in the next few years. For the fifth year, IBM has looked at the horizons of research, picked five technologies and announ
VOA标准英语2011年(一月)
Without warning today, president Obama decided to blow open the argument about race and bias in America, calling on the nation to do some soul searching, and six days after the verdict getting personal, he said he could have been Trayvon Martin. Afte
万花筒2013年
By Lisa Bryant Paris 08 June 2006 Reza Pahlavi The exiled son of Iran's late shah has sharply criticized diplomatic negotiations by the West to persuade Tehran to abandon its nuclear program. Reza Pah
2006年VOA标准英语（六月）
By Naomi Schwarz Freetown 30 August 2007 In Sierra Leone's presidential election, electricity has become an important campaign issue. In the crowded capital Freetown residents can go weeks without power, but some of the city's youth, faced also with
2007年VOA标准英语（八月）
Plantation Schools Offer Hope for Malaysia's Stateless Children Sabah, a Malaysian state of great beauty and natural resources on the island of Borneo, is home to a vast population of immigrant labor - both legal and illegal. Tens of thousands of chi
VOA标准英语2011年(十一月)
New Alzheimer's Research Raise Hope for Treatment, Cure Scientists working to unravel the mysteries of Alzheimer's disease are excited by two recent studies. Both provide important new insights on how the disease spreads through the brain. Guy Eakin
VOA标准英语2012年(二月)
我们今天要学几个由hold这个词为主的习惯用语，hold常用来表示用手拿住或者抓住，今天要学的第一个习惯用语是：hold on to one's hat。 大家都知道hat是帽子，hold on to one's hat这个习惯用语出现在
美国习惯用语
RS: I'm Rosanne Skirble with Avi Arditti, and this week on Wordmaster: Shakespeare in American English. This is the seventy-fifth anniversary year of the Folger Shakespeare Library, home to the largest collection of Shakespeare materials in the world
词汇大师(Wordmaster)
Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y
60秒科学
By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app
2007年VOA常速英语（十月）
By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo
VOA常速英语2008年（四月）
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 Amanda Cassandra New York 09 November 2006 Movie star Robert Redford's Sundance Film Festival is teaming up with global cell phone operators to bring short films to cell phones to give people around the world access to independent films. Robert R
2006年VOA标准英语（十一月)
Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte
趣味英语
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
英语新闻