单词：graphite element
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Idiom: On my back 一个人不停地对某人唠叨 Hit the book: Harness Sustainable Emission Inexhaustible Mitigate Turbine
趣味青春英语
The following afternoon, Grandfather drove the children to the guide dog school. The Aldens looked out the window with interest as they headed up the schools long, winding driveway. A brick building sat at the top of the hill. On the beautiful green
53 The Guide Dog Mystery
By Paul Sisco Washington, D.C. 18 August 2006 watch Oil Spill report A ceasefire in the Middle East is allowing officials to assess some of the environmental damage from the fighting between Israel and Hezbollah. Some experts say the long-term envir
2006年VOA标准英语（八月）
By Tendai Maphosa London 21 April 2008 Seven African governments and some of the world's largest banks and construction firms are meeting in London to plan the biggest hydro-electric power project in the world. Tendai Maphosa reports from London that
VOA常速英语2008年（四月）
Boston researchers have developed a supercomputer they claim can predict with 96% probability if a patient is about to die. 波士顿的研究人员发明了一种超级计算机，据说能预测病人是不是快要死亡，准确性高达96%。 Th
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STEVE INSKEEP, HOST: Fifty years ago today, a damaged oil well off the coast of Santa Barbara, Calif., caused what was then the largest oil spill in the history of the United States. The public reaction helped to shape the modern environmental moveme
2019年NPR美国国家公共电台1月