单词：tetrasepalous
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This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
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T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
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Pedalo The Heart Strings It seems as good a day as any To start my trek across the ocean With no funds for ship or sail I'll use my legs and my devotion. An aqua bike will be my vessel And high adventure the land I seek So farewell friends who've com
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By Benjamin Sand Burmel, Afghanistan 18 May 2006 Foreign security guards stand near scene where car bomb exploded in Herat, May 18, 2006 A
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MILAN, March 17 (Xinhua) -- AC Milan head coach Massimiliano Allegri said Mario Balotelli is an excellent professional and is having the best chance to show his qualities. The former Manchester City striker arrived in January and bagged another brace
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By Noel King Khartoum, Sudan 10 September 2006 American journalist Paul Salopek is on his way back to the United States following his release from jail by the Sudanese government Saturday. Salopek was arrested and charged with spying in early August
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今天我们要学的词是calorie。 Calorie, 卡路里，是热量单位。 Low calorie diet, 就是低热量的饮食。统计数字显示， Americans now consume 278 additional calories daily than they did in 1977, 美国人现在每天的卡路里
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By Robert Berger Jerusalem 17 November 2007 The United Nations has criticized Israel's controversial separation barrier in the West Bank. As Robert Berger reports from VOA's Jerusalem bureau, Israel has rejected the report, saying the fence is vital
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10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur
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