单词：Pottsia grandiflora
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[00:-3.00]A PRACTICAL JOKE [00:-4.00]We can define a joke as something you say that causes laughter, [00:-5.00]and a practical joke as something you do that causes laughter. [00:-6.00]After a practical joke everybody laughs or smiles,except, [00:-7.0
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Broadcast: Mar 19,2003 March is National Women's History Month in the United States, a time when Americans honor the often-neglected contributions women have made to American history and 1) contempora
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PARIS, May 29 (Xinhua) -- Serena Williams was bundled out of the French Open after she suffered the worst Grand Slam defeat of her career on Tuesday. The favorite for the women's singles title slumped to a dramatic and thrilling 4-6, 7-6 (5), 6-3 los
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U.S. National Research Council calls for more exploration Rosanne Skirble | Washington, DC 08 April 2010 Photo: Smithsonian National Museum of Natural History Rick Potts has led excavations at early human sites in the East African Rift Valley, and cu
VOA标准英语2010年(四)月
Smithsonian Museum opens new window on human origins Rosanne Skirble | Washington, DC 02 April 2010 Photo: Chip Clark, Jim DiLoreto, Don Hurlbert, Smithsonian Institution Five fossil human skulls show how the shape of the face and braincase of early
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HOW POTTS SAVED THE NIGHT EXPRESS Ray Stannard Baker 波茨挽救夜行快车 雷斯坦纳德贝克尔 The men who command our ships, pilot our airplanes, and run the great locomotives that pull our trains cannot be weaklings. 操纵帆船，驾驶飞机
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