单词：coronal sunspot prominence
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From NPR News in Washington, I'm Lakshmi Singh. Mitt Romney makes it official. Today, He declared his candidacy for the 2012 Republican nomination for president. NPR's national political correspondent Don Gonyea has more. Romney traveled to a farm in
2011年NPR美国国家公共电台6月
Cambridge Union Society 唇枪舌剑 The Cambridge Union Society, commonly referred to simply as the Cambridge Union, is the largest student society at the University of Cambridge and one of the oldest in the world. Additionally, the Cambridge Union
走进剑桥大学
A well-defined task can easily be put out to the market, where a contractor is paid a fixed sum for doing it. 定义明确的任务可以被轻轻松松地交于市场。在那里，签约人被付给一笔固定的钱来完成这项任务。 The fir
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哥伦布 (Columbus) Italian mariner and navigator; widely believed to be the first European to sail across the Atlantic Ocean and successfully land on the American continent. Born Cristoforo Colombo, between August and October 1451, in Genoa, Italy.
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Sunspots 太阳黑子 Is every part of the sun equally hot? 太阳的各个部分都一样热吗？ No, they aren't. Some parts are colder than other parts. 不是的。有些地方比其他地方冷。 How do we know that fact? 我们是如何知道这
与美国小学生一起学英文第10册
Yahoo wants to make better products for you, so it's going to try zooming in. 雅虎想要为你们提供更好的产品，所以它将要尝试继续推进。 The Internet pioneer has many popular services. There's Yahoo Mail for email, Yahoo Screen
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Improve Your Pronunciation by Humming English learners can improve their pronunciation by working with pitch humming. This advice comes from Tamara Jones. She works for the English Language Center at Howard Community College in the American state of
2016年VOA慢速英语(九)月
In the hallowed halls of the most prestigious universities in the nation, there is an even more exclusive series of secret student societies that tap prospective members to join their prestigious organizations. The cause of numerous conspiracy theori
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Despite the occasional tidyings-up, chemistry by the second half of the nineteenth century was in something of a mess, which is why everybody was so pleased by the rise to prominence in 1869 of an odd and crazed-looking professor at the University of
万物简史
It's a classic case of being in the right place at the right time. A young street seller oblivious to the scene ahead, her wares perched atop her head, photobombed a shoot and in that split second her life changed forever. 这是一个在对的时间地
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By David McAlary Washington 07 March 2006 NCAR scientists Mausumi Dikpati (left), Peter Gilman, and Giuliana de Toma examine results from a new computer model of solar dynamics Researchers predict tha
2006年VOA标准英语（三月）
Famous Chinese TV host Sa Beining officially married Lisa Hoffman, a Chinese-speaking Canadian celebrity, on Monday. 本周一，中国著名电视主持人撒贝宁宣布和加拿大名人丽萨霍夫曼结婚，丽萨会讲中文。 The two fell in
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NATO's secretary-general says foreign forces in Afghanistan will remain on combat duty during the scheduled transition to Afghan security control in 2014. That statement by Anders Fogh Rasmussen came after U.S. Defense Secretary Leon Panetta said Ame
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是否可介绍一家附近口碑不错的餐厅? Could you recommend a nice restaurant near here? 我想去一家价位合理的餐厅。 I want a restaurant with reasonable prices. 我想去一家不会吵杂的餐厅。 Id like a quiet restaurant.
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Finance and Economics 财经 Free exchange: Reasonable doubt 自由交流：合理的怀疑 Richard Thaler wins the Nobel prize for economic sciences 理查德赛勒赢得诺贝尔经济学奖 The credit-card bill arrives. 信用卡账单到了。 Yo
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ACCRA, Nov. 9 (Xinhua) -- The Confederation of African Football (CAF) has named three members of Ghana's senior national soccer team, the Black Stars, among 10 players shortlisted to compete for the 2011 African footballer of the year. Olympique Mars
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