标签：Glacie 相关文章
In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc
新东方现代文背诵篇章
By Jessica Berman Washington 17 January 2007 If or when it strikes, the avian flu pandemic would likely kill victims by switching on an uncontrolled immune system response. That's according to researchers, who studied a 90-year-old flu virus in the h
2007年VOA标准英语（一月）
This is the VOA Special English Health Report. Evidence is increasing that common influenza viruses are becoming resistant to the main drug used to treat them. The drug is oseltamivir, also known as Tamiflu. The most common seasonal flu virus found
VOA慢速英语2009年（三）月
By Jessica Berman Washington 26 October 2006 An international consortium of scientists has completed work on deciphering the genome of the honey bee. They hope the work will lead to a better understanding of one of the earth's most social and ecolog
2006年VOA标准英语（十月）
By David McAlary Washington 23 May 2006 Chickens at US farm Scientists have developed an efficient, cheap way to vaccinate birds against avian influenza and possibly prevent the spread of the deadly H
2006年VOA标准英语（五月）
By David McAlary Washington 17 March 2006 Scientists report evidence that the universe was born in less than the blink of an eye, expanding instantly from sub-microscopic size to astronomical proporti
2006年VOA标准英语（三月）
Scientists Developing Salt-Tolerant Rice Scientists are developing a salt-resistant variety of rice. The move was prompted, in part, by last year's Japan tsunami, which flooded some 20,000 hectares of rice paddies. The rice varieties Japanese farmers
VOA标准英语2012年(一月)
Scientists Seek HIV Vaccine Using Monkey Model Traditional vaccine methods have been unsuccessful in preventing infection by HIV, the virus that causes AIDS. New techniques are being studied to boost antibodies or other parts of the immune system. Bu
VOA标准英语2012年(九月)
Scientists Develop Test for Fake Whiskey St. Andrews is famous for many things. Its the home of golf - the Old Course, and the Royal and Ancient Golf Club by the sea - some of the most recognizable images in world sports. It's also famous for being h
VOA标准英语2012年(三月)
Scientists Closer to Developing Meningitis Vaccine Scientists may be on track to develop a vaccine for the most common strain of meningitis, which has so far resisted an effective vaccine. Meningitis is a serious disease caused by an inflammation of
VOA标准英语2011年(七月)
Scientists Unravel Potato's Genetic Blueprint Scientists have decoded the genetic blueprint of the world's third most important food crop: the potato. Researchers from 26 institutions around the world worked on the project to sequence, or map, the po
VOA标准英语2011年(七月)
Scientists Recreate Ancient Mating Call from Dinosaur Age It was probably a noisy world, with thousands of other animal sounds, rushing streams and the rustle of giant ferns and coniferous trees. Fernando Montealegre studies how insects sing and hear
VOA标准英语2012年(二月)
Scientists, Regulators Look to Save Smaller Fish in Marine Food Chain Perhaps you've had salmon, tuna, or swordfish for dinner recently. Or maybe it's on the menu tonight. Every big fish that lands on your plate got that big by eating lots of little
VOA标准英语2011年(八月)
Scientists Search for Those Long Missing Researchers are developing new techniques to find hidden graves. They say it would help locate the remains of a lone murder victim or the mass graves of victims of war. The research has been presented at the M
VOA标准英语2013年(五月)
By Mil Arcega Washington 09 April 2007 Watch Boeing Fuel Efficient Jets Boeing 787, Fuel Efficient Jets After years of lagging behind European rival Airbus, Boeing says 2007 is shaping up to be a very good year. The Chicago based airplane manufacture
2007年VOA标准英语（四月）
By Zulima Palacio Washington, DC 13 December 2006 watch Malaria Research report Malaria is spread by mosquitoes Experts and scientists around the world agree that the fight against malaria will only be won through a combination of approaches ranging
2006年VOA标准英语（十二月）
By Jeff Swicord Sarah Creek, Maryland 07 June 2006 watch Oyster report Chespeake Bay The Chesapeake Bay, on the Atlantic coast, is the largest estuary in the United States. It is famous for its seafoo
2006年VOA标准英语（六月）
By Crystal Park Washinton, D.C. 15 May 2006 watch Malaria report Malaria kills more than one million people around the world every year. It is especially severe in sub-Saharan Africa, which is home to
2006年VOA标准英语（五月）
By Zulima Palacio Washington, DC 03 February 2006 watch Lassa report When it comes to dangerous jobs, we usually think of things like racing cars, testing explosives or exploring space. Actually, one
2006年VOA标准英语（二月）
By Jim Teeple Jerusalem 15 February 2006 Israel's acting prime minister has ruled out talks with Palestinians unless Palestinian President Mahmoud Abbas disarms members of the Islamic militant group H
2006年VOA标准英语（二月）