http://www.englishcn.com/zh/reading/scitech/index.html 阅读频道 / 科普知识 zh-cn <a href="http://www.englishcn.com" target="_blank">2000-2007 EnglishCN.com</a> mailman@englishcn.com http://www.englishcn.com/zh/reading/scitech/20080311/11118.html 美元的起源 The origin of dollar The origin of the almighty dollar is in what is now the Czech Republic. In 1519, a silver mine near the town of Joachimstal (literally Joachim's valley, from the German Tal, meaning valley) began minting a silver coin 2008-03-11 科普知识 秩名 英语麦当劳在线英语杂志EnglishCN.com http://www.englishcn.com/zh/zonghe/festival/20080311/11114.html 2008 Leap Year 2008 谈闰年 29th February only happens once every four years The year 2008 has one extra day in it February 29th. This is because it's what we call 'a leap year'. Every four years, the year has 366 days in it instead of 365 but why 2008-03-11 节日与历史 秩名 BBC http://www.englishcn.com/zh/reading/scitech/20080203/11088.html Some Microsoft Corp shareholders say the software maker's 44.6 billion U.S. dollars bid for Yahoo! Inc may backfire and reduce its ability to compete with Google Inc in Internet consumer services and advertising. This is a stupid deal, and I'm not ha 2008-02-03 科普知识 秩名 中华网 http://www.englishcn.com/zh/englishnews/realtime/20080123/11069.html BEIJING (AFP) Beijing is about to extend a ban on smoking in public places ahead of the Olympic Games despite the Chinese capital's image as a paradise for smokers who have faced few restrictions on where they can light up. According to a draft bill 2008-01-23 实时新闻 秩名 AFP http://www.englishcn.com/zh/reading/scitech/20080111/11048.html A nationwide campaign against plastic bags has been launched, with the government banning production of ultra-thin bags and forbidding supermarkets and shops from handing out free carriers from June 1. People use too many of the bags and fail to dis 2008-01-11 科普知识 秩名 英语麦当劳在线英语杂志EnglishCN.com http://www.englishcn.com/zh/reading/scitech/20071113/10701.html 隔音空中隧道-Sound insulating tunnel' soars around zoo 2007-11-13 科普知识 秩名 英语麦当劳在线英语杂志EnglishCN.com http://www.englishcn.com/zh/reading/scitech/20071022/10682.html 中国多了3700万男性China has 37 million more males than females 2007-10-22 科普知识 秩名 英语麦当劳在线英语杂志EnglishCN.com http://www.englishcn.com/zh/speaking/sayme/20070925/10649.html 大观园：16种典型的个性描述(英文) 2007-09-26 表达自我 EnglishCN编辑 英语麦当劳EnglishCN.com http://www.englishcn.com/zh/reading/scitech/20070925/10648.html 100美金一台的笔记本电脑买一送一 Give a Laptop and Get One 2007-09-26 科普知识 EnglishCN编辑 英语麦当劳EnglishCN.com http://www.englishcn.com/zh/reading/scitech/20070913/10625.html By JAMEY KEATEN, Associated Press Writer PARIS - A kilogram just isn't what it used to be. The 118-year-old cylinder that is the international prototype for the metric mass, kept tightly under lock and key outside Paris, is mysteriously losing weigh 2007-09-13 科普知识 秩名 英语麦当劳在线英语杂志EnglishCN.com