单词：organic calculus
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By Mario Ritter Broadcast: July 8, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Recently, a listener in Nigeria told us about an organization called World-Wide Opportuniti
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Many teachers and parents have said it, it is sort of a thought ingrained in the American psyche that boys are better than girls at mathematics. But is it true? The lack of women mathematicians, engineers and physicists has often been cited as proof
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The United States space agency says its Mars exploration vehicle has discovered chemical substances necessary for life. Scientists reported that NASAs Curiosity rover found large amounts of organic molecules in 3.5 billion-year-old rock in an area ca
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Broadcast: Mar 17, 2003 Rain hits the 1) shingles on the large covered porch that leads up to David Masumoto's farmhouse. From the porch he can see 90-year-old 2) raisin 3) vineyards his family has te
VOA2003（上）-科技先知
今天我们要学的词是organic。 Organic, 有机的，绿色的。 Organic product, 有机产品。近年来，美国很多消费者开始崇尚绿色、有机食品。不过，统计数字显示， Organic food accounted for only 3.5% of the fo
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AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im
农业与发展