单词：suction total pressure
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Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene
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By Paula Wolfson White House 27 February 2006 George Bush President Bush is heading to South Asia this week for his first trip to India and Pakistan, long-time nuclear rivals that have been taking ste
2006年VOA标准英语（二月）
Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani
VOA标准英语2011年(四月)
今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前，The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准
英语单词荟萃
Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚
VOA标准英语2011年(十一月)
December 2nd, 1954In Washington, the US Senate takes the rare step of condemning one of its own, Joseph McCarthy, Republican of Wisconsin. McCarthy is censured for bringing the Senate into disrepute after his anti-communist crusade and its tactics co
历史上的今天-2010年