单词：defalk
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Visionary Ideas Could Transform Future NASA Missions NASA, the U.S. space agency, has awarded $3 million in grants for 30 proposals which explore new ideas for Americas next generation space program. The proposals reflect wide-ranging visions of new
VOA标准英语2011年(八月)
Famous Dinosaur Chase Reconstructed in 3-D 3D技术还原著名恐龙形象 A British research team has used 3-D imaging to reconstruct the entire route of the most famous fossilized dinosaur tracks ever, a so-called chase scene that was broken up an
VOA标准英语2014年(四月)
DAVID GREENE, HOST: City planners can play a role in the effort to slow down climate change. How? Well, for one thing, they can create neighborhoods and transit systems that let people live without cars. For one city manager here in California, thoug
2018年NPR美国国家公共电台12月
LOS ANGELES, June 24 (Xinhua) -- Actor Peter Falk, who played detective Lt. Columbo in the long-running television series Columbo, has died at his Beverly Hills home, his family announced Friday. He was 83. A family representative did not provide det
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Reports from Syria say at least 12 people have been killed in the latest protests calling for the removal of President Bashar al-Assad. Tens of thousands of people took to the streets across the country. Jim Muir reports from neighbouring Lebanon. 来自
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