单词：endometrial stromal 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
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
By Melinda Smith Washington, DC 22 June 2006 watch Stem Cell report A new medical treatment injecting embryonic stem cells and other drugs into paralyzed mice has researchers wondering if it could eventually help humans suffering from Parkinson's an
2006年VOA标准英语（六月）
A: Nice to see you; how have you been feeling lately? B: I have been feeling great, Dr. Smith. A: I am happy that you have decided to come in for your annual physical. B: Yes, I am going on a cross-country bike ride on vacation and want to make sure
英语情景对话-健康
A: Hello, so how are we feeling today? B: Things are going well for me, Dr. Smith. A: Am I correct in thinking that you are here for your annual physical? B: Yes, I am applying for new health insurance, and I need a physical examination to qualify. A
英语情景对话-健康
A: Good morning, how are you doing today? B: I have been feeling pretty good, Dr. Smith. A: So, I can see by your chart that you are here for your annual physical. B: Yes, I am playing on the tennis team this year, and they are requiring me to get a
英语情景对话-健康
By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As
2007年VOA标准英语（九月）
By Efam Dovi Accra 23 August 2006 In Ghana, a high court in the capital Accra Tuesday sentenced five robbers to more than 300 years in prison in what the police say is a clear sign the country is taking violent crime seriously. The spate of armed ro
2006年VOA标准英语（八月）
This is the VOA Special English Health Report. How important is your mobile phone, better known to Americans as a cell phone? MAN: I use my phone all the time. I'm always on my phone. WOMAN: It's kind of pretty much important to me because it's like
2011年VOA慢速英语(三)月
By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme
VOA标准英语2008年（五月）
Power Your Laptop by Taking a Walk Scientists at the University of Wisconsin-Madison have developed a technology that turns human motion into electricity. In this week's journal Nature Communications, they describe how to power a cell phone or other
VOA标准英语2011年(八月)
Scientists Point to Possible Health Effects of Cell Phones This past May, in a major policy shift, the World Health Organization said electromagnetic fields produced by mobile phones are possibly carcinogenic. Although the International Association f
VOA标准英语2011年(八月)
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, Nov. 22 (Xinhua) -- Long-term coffee consumption may be associated with a reduced risk for endometrial cancer, according to a study published online Tuesday in Cancer Epidemiology, Biomarkers Prevention, a journal of the American Associat
英语新闻
WASHINGTON, Nov. 22 (Xinhua) -- Long-term coffee consumption may be associated with a reduced risk for endometrial cancer, according to a study published online Tuesday in Cancer Epidemiology, Biomarkers Prevention, a journal of the American Associat
英语新闻
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