报告称吸烟或永久性损伤你的遗传物质

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

SSS 2011-06-22

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

SSS 2010-03-23

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

英文书摘精选 Why Humans (Not Chimps) Get Cancer为何人类而不是黑猩猩会得癌症?

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

超级简单英语阅读:The Pistol

Don had a pistol. It was a small pistol. He offered it to his brother Tony. Tony looked at the pistol. It was a beautiful pistol. It was black. It had a silver trigger. Tony put his finger on the silver trigger. He put the pistol in his pocket. He to

60秒科学:黑烘焙咖啡 可以让胃部更舒服

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

专业术语—中草药成分英汉对照词汇M

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物（舞茸提取物） Malonyl Oleanolic acid Hemi

AGRICULTURE REPORT - Restrictions on Methyl Bromide

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

Study: Loss of Ozone Slows

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

2006年VOA标准英语-Capitol Security Breach Prompts New Review of P

By Dan Robinson Capitol Hill 19 September 2006 U.S. Capitol Police say an incident early Monday in which a man possessing a gun drove his car through the capitol security perimeter and ran inside before being caught, has prompted a new review of pro

2006年VOA标准英语-US Capitol Office Building Re-Opens After False

By Dan Robinson Washington 26 May 2006 Police and emergency vehicles outside of Rayburn builiding A congressional office building near the U.S. Capitol was shut down for several hours Friday, as police investigated a report of shots being fired. ---

voa标准英语2008年-Paulson, Bernanke Defend Financial Rescue Strat

In testimony to Congress, the U.S. treasury chief and central bank chairman have strongly defended their management of the $700 billion financial and credit market rescue program. VOA's Dan Robinson reports from Capitol Hill, where the officials fac

VOA标准英语2010年-Mexico's President Addresses US Congre

Vice President Joe Biden and House Speaker Nancy Pelosi of Calif. applaud as Mexican president Felipe Calderon waves after addressing a joint meeting of Congress on Capitol Hill in Washington Thursday, May 20, 2010 Mexico's president is appealing dir

VOA标准英语2008年-China's Quake Lake Halfway Drained

By Daniel Schearf Beijing 10 June 2008 China has said a massive lake formed by China's Sichuan earthquake is halfway drained and now poses less of a threat. China says it has won a decisive victory in its battle to drain the lake; drainage efforts b

经济学人69:外因遗传与压力 新生儿蓝调曲

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

THIS IS AMERICA - Visiting the Capitol

By Jill Moss THIS IS AMERICA – April 15, 2002: Visiting the Capitol VOICE ONE: Historians have described the United States Capitol building as “the most recognized sign of democratic government in

VOA标准英语2013--生物钟提供衰老的线索

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

VOA标准英语2008年-Bernanke Spells out Economic Woes to Congress

Federal Reserve Board Chairman Ben Bernanke says the U.S. economy is facing numerous difficulties amid a continuing downturn in housing, high oil prices, and renewed turmoil in financial markets. VOA's Barry Wood has more. Federal Reserve Board Chai

Schalke signs goalkeer Timo Hildebrand

BERLIN, Oct. 21 (Xinhua) -- German Bundesliga club Schalke has signed goalkeeper Timo Hildebrand until the end of the season, the club announced on Friday. The 32-year-old former German international goalkeeper was out of contract and joined Schalke

Bernanke Argues for Stronger Economic Stimulus

Bernanke Argues for Stronger Economic Stimulus The head of the U.S. central bank argued for more efforts to stimulate the economy on Friday, but did not say when or how such action might be taken. U.S. Federal Reserve Chairman Ben Bernanke said unemp