单词：brown lead doxide
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At first the brown-banded boy took the lead but the yellow-banded boy was not far behind. 刚开始带棕色袖标的男孩领先，但带黄色袖标的男孩紧追其后。 When they reached the turn at the other end of the block, the Sunnysider be
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By Kent Klein Washington 21 April 2008 Grammy-winning pop singer Shakira is teaming up with British Prime Minister Gordon Brown to call for more global help in sending poor children to school. VOA's Kent Klein reports from Washington. The glamorous C
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By Tom Rivers London 17 November 2007 Reacting quickly to the latest UN climate change report, Prime Minister Gordon Brown is pledging that Britain will lead the world in reducing carbon emissions. For VOA, Tom Rivers reports from London. In what is
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Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的
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电脑英语--常见硬件篇CPU：Central Processing Unit，中央处理单元，又叫中央处理器或微处理器，被喻为电脑的心脏。 RAM：Random Access Memory，随机存储器，即人们常说的内存。 ROM：Read－Only Memory，只
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The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in
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