VOA慢速英语2011--Getting to the Root of How to Water Tree

Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t

voamsyy 2016 南非将开始HIV疫苗试验

AIDS Vaccine Testing Taking Place in South Africa 南非将开始HIV疫苗试验 A new clinical trial is taking place in South Africa on an experimental vaccine that could safely prevent infection with HIV, the virus that causes AIDS. 一种新的预防

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VOA慢速英语2011--How Root Beer Changed the Business World

THIS IS AMERICA - How Root Beer Changed the Business World BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. CHRISTOPHER CRUISE: And I'm Christopher Cruise. This week on our program, we look at the history of root b

SSS 2009-10-21

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

SSS 2009-10-30

You can teach your dog to lie down. But you cant teach him to lie, or to know when youre lying. Because a new report shows that Spot cant spot deception. The studys in the journal Behavioural Processes. Weve all known pooches who run and hide when th

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Yi-jun: So people can go and root for their old school team? Taylor: Yep. And relive those good old high school days. Yi-jun: You don't sound too excited about going to your reunion. Taylor: I'm not. I get a stomachache just thinking about it. Yi-jun

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SSS 2008-09-05

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Open a newspaper any day of the week and youre likely to read about a promising new treatment for one disease or another. But according to a study publis

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News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and

VOA标准英语2010年-Study Questions Results of Clinical Tr

From time to time, researchers stop clinical trials because the results seem almost too good to be true. A new international study shows that is probably because those results are not true. When researchers end a clinical trial early because the resu

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SHIJIAZHUANG, Dec. 25 (Xinhua) -- A listed Chinese herbal medicine maker on Thursday said its compound flu formula has received approval from the U.S. Food and Drug Administration (FDA) for clinical tests. The decision has paved the way for Chinese h

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学个词Learn a Word 第1699-root-cause

今天我们要学的词是 root cause。Root cause 根本原因。世界经济论坛说，The lack of competitiveness in Europe is the root cause of financial instability and rising unemployment numbers in the region. 缺乏竞争力是欧洲经济不

每日一词【848】root：为某人打气，捧场

今天我们要学的词是root。 Root, 做为动词，是为某人打气，捧场的意思。The whole town is rooting for the local high school football team, 整个小镇都为当地高中橄榄球校队加油。I always root for the underdog, 我总

学个词Learn a Word 第848期 Root

今天我们要学的词是root。 Root, 做为动词，是为某人打气，捧场的意思。The whole town is rooting for the local high school football team, 整个小镇都为当地高中橄榄球校队加油。I always root for the underdog, 我总

人类能否在两三年内治愈癌症

How one company is using artificial intelligence to develop a cure for cancer 人类能否在两三年内治愈癌症？ Could we be just two or three years away from curing cancer? Niven Narain, the president of Berg, a small Boston-based biotech fi

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Imagine a therapy that supposedly cures most ailments and for which almost 100 per cent of all the published studies conclude is effective in other words, a panacea which has been tested but never faulted by science. This can only mean that the treat

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A bigger can? 一个更大的罐头？ By the end of 2010, Dr Potti had resigned from Duke, 到2010年底，Potti博士已经从杜克大学辞职， the university had stopped the three trials for good, 学校永久停止了那三项临床试验，