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President Obama said today he welcomes apparent progress in the Senate toward reaching a compromise on whether a so-called public option should be included in a health care overhaul bill. Presidents comments come even as the details of the compromise
2009年NPR美国国家公共电台12月
Chapter 9 第9章 Colonial Development, 16881760 殖民地的发展（16881760年） 81. The Stuart Tyranny. 81．斯图亚特王朝的暴政 Instead of admiring the growth of the colonies in strength and in liberty, Charles and James saw it with dis
美国学生历史
Heres a tale of genes, smells and pigs. Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been ch
Scientific American(五)月
Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been chemically castrated. Which means much les
Scientific American(五)月
75 美国的药品销售与药品价格 DATE=7-25-01 TITLE=EXPLORATIONS - The Price of Medicine in America BYLINE=Jerilyn Watson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember
科技之光
研究：人的鼻子能嗅出性别 WASHINGTON, May 1 (Xinhua) -- The human nose can sniff out gender from body secretions even though people don't think they smell anything, Chinese researchers reported Thursday. Wen Zhou of the Chinese Academy of
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