径向劲度

SSS 2008-03-31

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(155) / 评论(0)

Scientific American(三)月

VOA标准英语2010年-Ancient Japanese Art of Origami Thrivi

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(128) / 评论(0)

VOA标准英语2010年(三月)

美国国家公共电台 NPR 'Don't Think A Robot Could Do This': Warehouse Workers Aren't Worried For Their Jobs

DAVID GREENE, HOST: This week, we have been exploring the realities of modern work. A new NPR/Marist poll found a lot of confidence in the future among American workers. A vast majority said they actually don't feel that threatened by the economic fo

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2018年NPR美国国家公共电台1月

HEALTH REPORT - Drugs for Parkinson's Disease Linked to Urge

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

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健康与经济

CCTV9英语新闻：Heat, Spurs prepare for game seven

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(191) / 评论(0)

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apical odontoid ligament

be reviewed favourably