单词：phenylketouria
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Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s
万物简史
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal
初学者听力文摘精选
its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th
英语听力文摘 English Digest
By Ursula Lindsey The terrorist bombings last week at resorts along Egypt's Red Sea coast raised fears of another slump in the country's tourism industry, a key sector of its economy. The industry is
VOA2004（下）--世界经济
This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ
Scientific American(四)月
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
By Doug Levine Washington 26 August 2006 After all these years, has jazzman George Duke finally mellowed out? We get the answer from VOA's Doug Levine who samples Duke's latest album, In A Mellow Tone. -------- George Duke In a Mellow Tone Considere
2006年VOA标准英语（八月）
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2008年(十一月)
JAKARTA, Nov. 29 (Xinhua) -- David Beckham-led Los Angeles Galaxy soccer team has arrived in Jakarta to kick off their Asia-Pacific tour, Jakarta Globe reported here on Tuesday. As part of the tour, coach Bruce Arena's side will play against the Indo
英语新闻
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
VOA标准英语2008年（六月）
Chinese soldiers used anti-tank weapons to blast away rocks and mud, holding back waters in an earthquake-formed lake that threatens more than 1 million people living downstream. Soldiers fired at rocks to dislodge enough debris to speed the drainage
自然百科2008年
Adia I do believe I've failed you Adia I know I've let you down Don't you know I tried so hard to love you in my way? It's easy...let it go... Adia,I'm empty since you left me I try to find a way to carry on I search myself and everyone To see where
Avril Lavigne(艾薇儿)
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
VOA标准英语2008年（七月）
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
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
英语新闻
Martin retains title at Tour of Beijing BEIJING, Oct. 13 (Xinhua) -- Germany's Tony Martin from team Omega Pharma-QuickStep retained his title of Tour of Beijing as the fifth and final stage concluded here on Saturday. Steve Cummings from team BMC Ra
英语新闻
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
英语新闻
Firemen have spent the last three days putting out a bush fire in Mahia. Mahia is on the East Coast of the North Island, south of Gisborne. More than 100 fire officers and helpers with fire trucks and helicopters have been fighting the fire. The heli
新西兰英语
Chinese Premier Li Keqiang has addressed a meeting of business officials in Santiago, the last stop of his first official tour to Latin America. The premier's speech at the Economic Commission for Latin America and the Caribbean, or ECLAC, was aimed
cctv9英语新闻2015年