单词：Taylor's propeller coefficient based on thrust power
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First Flight Completed of Plane with No Moving Parts Engineers say they have carried out the first-ever flight of an electric airplane with no moving parts. Researchers at the Massachusetts Institute of Technology, or MIT, recently shared video of th
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Unit 42 Answer to the Mystery of Life Is Four Scientists have found a simple mathematical relationship that connects the whole nature, from the tiniest cell to the vast forest of the Amazon. The connections are all based on the three dimensions of th
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Science and technology. 科技。 Photoelectric cells. 光电池。 To dye for. 利用染料进行能量转化。 A new type of cell may bring solar energy indoors. 一种新型电池也许能带来室内太阳能。 THE phrase indoor solar power sou
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By Zulima Palacio Washington, DC 05 May 2006 watch Hydro Power report For a long time, hydropower was considered the original renewable energy resource. In many countries, hydropower represents a high
2006年VOA标准英语（五月）
1. Enron founder Ken Lay and former Chief Executive Jeffrey Skilling will be sentenced September 11th. The two men were convicted today of conspiracy and securities and wire fraud in one of the bigges
美联社新闻一分钟2006
3.基尼系数 Gini coefficien 国家统计局局长马建堂首次披露过去10年全国居民基尼系数的变化后，北京也将适时公布本地区的基尼系数。 Beijing will release its own Gini coefficient for 2012, a National Bureau o
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By Mike O'Sullivan Los Angeles 01 March 2006 Windmills in California Windmills are sprouting across the United States, as Americans search for non-polluting alternative energy sources. The West Coast
2006年VOA标准英语（三月）
UK Scientists Develop Cheap Adjustable Glasses 英国科学家开发廉价可调眼镜 Ninety-five percent of people in Sub-Saharan Africa who need glasses don't own a pair, according to the Britain-based charity foundation Vision for a Nation. Its f
VOA标准英语2015年(一月)
备用电机或能挽救飞行员的生命 More than 550 people are killed each year,on average,in accidents involving small,mostly single-engine airplanes,according to the U.S. Department of Transportation. 美国运输部的调查显示每年有超过
VOA标准英语2015年(十二月)
Backup Motor May Save Pilots Lives 备用电机或可挽救飞行员的生命 In case of engine failure, multi-engine aircraft often have enough power to land safely, but single-engine planes have a very small chance of avoiding a fatal crash. Now, t
VOA标准英语2015年(七月)
Hey, Taylor. Do you like storms? 嗨，泰勒。你喜欢暴风雨吗？ Some storms are scary. But some are kind of fun. I like to watch the rain and the wind. 有些暴风雨很可怕。但是有些又很有意思。我喜欢看下雨和刮风。 W
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Science and Technolgy. 科技。 Photoelectric cells. 光电池。 To dye for. 染料光电池。 A new type of cell may bring solar energy indoors. 一种新型电池有望将太阳能引进室内。 THE phrase indoor solar power sounds like an oxym
经济学人科技系列
BEIJING, Aug. 22 (Xinhua) -- The Chinese currency Renminbi, or the yuan, strengthens 35 basis points to 6.3997 per U.S. dollar on Monday, according to the China Foreign Exchange Trading system. In China's foreign exchange spot market, the yuan is all
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By Brian Wagner Key West, Florida 06 March 2008 Researchers in the United States are set to begin testing underwater turbine systems that can produce electricity from ocean water flows. The projects in Florida are the latest efforts to find alternati
VOA标准英语2008年（三月）
Science and technology 科学技术 Photoelectric cells 光电池 To dye for 染料光电池 A new type of cell may bring solar energy indoors 一种新型电池有望将太阳能引进室内 THE phrase indoor solar power sounds like an oxymoron. 室内
经济学人科技系列
SAN FRANCISCO, Nov. 15 (Xinhua) -- Google announced on Thursday that it is investing 75 million U.S. dollars in a wind farm in the Midwestern U.S. state of Iowa, making its total investment in clean energy projects to nearly 1 billion dollars. The Io
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By Anjana Pasricha New Delhi 07 March 2008 Several hundred women leaders from 45 countries have gathered in India to discuss ways in which women can help resolve violent conflict in the world. Anjana Pasricha reports from New Delhi, the conference ha
VOA标准英语2008年（三月）
SAN FRANCISCO, Nov. 1 (Xinhua) -- Apple announced on Tuesday that its latest iPhone 4S smartphone will be available in China's Hong Kong, South Korea and 13 additional countries next Friday. Customers will be able to pre-order iPhone 4S beginning thi
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iron hand 铁的手腕 In a nationwide video and teleconference, Wen told governments at all levels to work with an iron hand to eliminate inefficient enterprises. 在全国电视电话工作会议上，温家宝总理告诉各级政府，要用铁的手
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