Broadcast: July 8, 2003 (THEME) VOICE ONE: I'm Sarah Long with Doug Johnson, and this is the VOA Special English program, SCIENCE IN THE NEWS. VOICE TWO: This week -- we look at some recent news about

发表于:2018-12-01 / 阅读(102) / 评论(0) 分类 VOA2003(下)-发展与科学

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. VOICE TWO: Jesse Sullivan was an electrical worker who lost both of his arms while working on power lines And Im Barbara Klein. This week, we will tell about an American

发表于:2019-01-11 / 阅读(40) / 评论(0) 分类 VOA慢速英语2009年(三)月

Salt vs. Ice 食盐大战冰块 Y: Why does salt melt ice? D: It lowers the melting and freezing point of water. Y: Oh,OK.Wait,I don't get it. Doesn't that mean the salt make ice colder? D: Let me explain.Pure water freezes at thirty-two degrees Fahr

发表于:2019-01-26 / 阅读(47) / 评论(0) 分类 英语听力文摘 English Digest

The Great Depression Increased Life Expectancy A study in the Proceedings of the National Academy of Sciences finds that the population life expectancy actually increased during the Great Depression. Karen Hopkin reports Believe it or not, depression

发表于:2019-01-30 / 阅读(89) / 评论(0) 分类 60秒科学

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. VOICE TWO: Jesse Sullivan was an electrical worker who lost both of his arms while working on power lines And Im Barbara Klein. This week, we will tell about an American s

发表于:2019-01-31 / 阅读(141) / 评论(0) 分类 2010年慢速英语(三)月

今天我们要学的词是depression。 Depression, 有不景气、萧条的意思。 The Great Depression, 就是美国历史上著名的大萧条时期。美国金融市场的一举一动,都牵动着投资者的神经。 The current situation i

发表于:2019-02-05 / 阅读(41) / 评论(0) 分类 英语每日一词