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morality influence undertake bonus excess vault pudding howl move thigh enterprise icy melody tribute intelligible hurl cavity portray cordial conscientious quantify electrode nose cite

发表于:2018-12-01 / 阅读(344) / 评论(0)

用Mp3背六级单词

SSS 2011-12-30

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

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Scientific American(十二)月

趣味青春英语第5期:Left hand doesn't know what right hand is doing

Idiom: Left hand doesn't know what right hand is doing ( communication is so bad that people don't know what others are doing ) Hit the book: Enjoy/love Hate/dislike Doing something Doing yoga/earthing +two reasons Playing chess Knitting/babysitting

发表于:2018-12-03 / 阅读(297) / 评论(0)

趣味青春英语

发现可以给手机充电的细菌

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有声杂志阅读

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Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

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60秒科学

SSS 2008-08-01

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

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