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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)

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趣味青春英语

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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)

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

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健康与经济

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发表于:2019-01-31 / 阅读(53) / 评论(0)

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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)

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学英语单词

battery electric traction

be no harm

Bell process

bicontinuous isomorphism