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If the axis-tilt theory had been refuted, 倘若“地轴倾斜”理论被观察否定了 its defenders would have had nowhere to go. 它的支持者们就无路可退了 No easily implemented change could make that tilt 没有什么信手拈来的变动能让地轴的倾斜 cause the same
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I want to send my best wishes to everyone celebrating St George’s Day. Up and down the country – including here in Downing Street -- the flag of St George is flying high and celebrations, from the arc
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THE PRESIDENT: Good morning. This week I visited with troops at Charleston Air Force Base. These fine men and women are serving courageously to protect our country against dangerous enemies. The terro
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What makes the world go round?Love?Money ?Energy ?Or science and technology ? 是什么东西让世界延续?爱?金钱?能源?还是科学技术? Yes ,all of them ,but there's another important element, the spirit of courage and determin