单词：timing current switch
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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
创新英语
Experts say a man's claim of pregnancy might not be impossible The web page certainly grabs your attention, but could it be real? Could it be that this man, Thomas Beatie, is actually pregnant? Quite frankly, I think it's a hoax, I saw him just a fe
万花筒2008年
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
A baby bird in California has made history after becoming the worlds first penguin to be conceived using artificial insemination. The unnamed female Magellanic penguin was hatched in May at SeaWorld California after sperm was frozen and then thawed.
英语新闻
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)