单词：Paleobathymetry
古海洋生物分布学
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By Peter Fedynsky Moscow 18 July 2007 Officials in Ukraine are assessing the damage of a train crash in western Ukraine that sent huge clouds of burning phosphorus billowing into the air. The accident, which took place Monday, is raising health conce
发表于:2019-01-12 / 阅读(71) / 评论(0)
2007年VOA标准英语（七月）
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President-elect Barack Obama is urging Congress to act quickly on his economic recovery program, warning that inaction by Washington could extend the current recession for years. President-elect Barack Obama makes remarks on nation's economy at Geor
发表于:2019-01-13 / 阅读(39) / 评论(0)
VOA标准英语2009年(一月)
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