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Scientists Create New Maps of Ocean Floor 科学家绘制新的海底地图 Until recently, scientists had mapped only about 20 percent of the sea floor. But our knowledge of the deep seas is changing because of information from satellites. Scientist
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In Africa, New Technologies Help Teach Women to Read 在非洲，新技术帮助教女人阅读 More Africans are communicating via text, social media and email. In Senegal, literacy experts are using the new technologies to motivate and teach women
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ARI SHAPIRO, HOST: Rescuers in and around Mexico City are still digging through rubble, searching for survivors of yesterday's massive earthquake. It happened at 1 p.m. local time, in the middle of the school and work day. Buildings fell across five
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By Naomi Martig Hong Kong 28 November 2007 Japan's upper house of parliament has approved a bill that would stop the country's air force transport mission in Iraq. It is the latest clash between the opposition party and the government over Japan's ro
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今天我们要学的习惯用语有共同的关键词: lip。大家都知道lip是嘴唇。嘴唇可是我们身上忙碌的器官，我们说话，吃喝都得靠嘴唇帮忙。嘴唇还帮我们传情达意。难怪由lip这个词发展而来的习惯
美国习惯用语
It's official rich people really are stuck-up, at least according to one recent piece of research. A series of studies into unethical behaviour across the social classes has shown that posh people are more likely to cheat, lie and be greedy than peop
英语听力精选进阶版