环境痕量分析

Decoding The Matrix Carrie-Anne Moss (“Trinity”) : It’s very rare that you actually get to 1) merge what you do with what you believe in. The Matrix: we had a life changing experience making it

发表于:2018-11-28 / 阅读(137) / 评论(0) 分类 疯狂英语2003年

This is Scientific American's 60-Second Science, I am Steve Mirsky, got a minute? You are pulling the tape off the roll and it starts to tear, or you are moving wallpaper and it refuses to strip off in strips or in what may be the most infuriating ca

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 Scientific American(三)月

The ancient Japanese art of origami - or paper folding - is thriving today in San Francisco - thanks largely to an American scientist. Remember how much fun it was to play with paper airplanes as a kid? Most people give up those kinds of hobbies once

发表于:2019-01-13 / 阅读(39) / 评论(0) 分类 VOA标准英语2010年(三月)

HEALTH REPORT - Drugs for Parkinson's Disease Linked to Urges to Gamble By Cynthia Kirk Broadcast: Wednesday, August 10, 2005 I'm Shep O'Neal with the VOA Special English Health Report. Parkinson dise

发表于:2019-01-30 / 阅读(58) / 评论(0) 分类 健康与经济

Miami had an easy-going training session ahead of the game. James not even wearing his basketball sneakers. The Heat superstar practicing three point shots over and over again during much of the session. Dwyane Wade also looked easy. The 31-year-old

发表于:2019-02-03 / 阅读(96) / 评论(0) 分类 CCTV9英语新闻2013年07月

1. Matrix 母体;基础 这个单词由拉丁语母亲(mater)演变而来。matrix起初的含义是子宫(现已过时)。它现在通常指事物发展或形成的环境或一系列条件。 2. Metropolis 大都市 在古希腊,metropol

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 英语美文