单词：tenontosaurs
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But the throwing arm will be made from a more light-weight wood - Douglas fir. Wayne calculates that a tree trunk of at least 2 feet in diameter is needed to withstand the stresses of hurling 250-poun
中世纪攻城战
Economics Report - Indonesias 'Technopreneurs' Help Fuel Economic Growth This is the VOA Special English Economics Report. Indonesia has one of the world's fastest growing economies, expanding at a rate of six percent this year. Technology is helping
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Good evening, my fellow Americans. Ten days ago, in my report to the nation on Vietnam, I announced the decision to withdraw an additional 150,000 Americans from Vietnam over the next year. I said then that I was making that decision despite our con
名人演讲
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英文名句短语
50 恐龙和鸟：谁是谁的祖先？ DATE=5-23-01 TITLE=SCIENCE REPORT - Dinosaurs and Birds BYLINE=Mario Ritter (Start at 59
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