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用Mp3背六级单词044

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发表于:2018-12-01 / 阅读(226) / 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

发表于:2018-12-02 / 阅读(219) / 评论(0)

Scientific American(十二)月

发现可以给手机充电的细菌

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens，found in the mud at Oyster Bay，Virginia，has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(180) / 评论(0)

有声杂志阅读

SSS 2011-10-26

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t

发表于:2018-12-24 / 阅读(196) / 评论(0)

Scientific American(十)月

2010年麻省理工学院清洁能源奖揭晓(有声)

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

发表于:2019-01-02 / 阅读(390) / 评论(0)

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

发表于:2019-01-04 / 阅读(207) / 评论(0)

Scientific American(八)月

2007年VOA标准英语-US Scientists Say Asian Pollution Haze Accelera

By Heda Bayron Hong Kong 02 August 2007 U.S. scientists say clouds of man-made haze that blanket southern and eastern Asia are helping accelerate the melting of the Himalayan glaciers. VOA's Heda Bayron reports from our Asia News Center in Hong Kong

发表于:2019-02-05 / 阅读(199) / 评论(0)

2007年VOA标准英语（八月）

美联社新闻一分钟 2008-05-15

1. Rescue teams have reached the epicenter of China's massive 7.9 magnitude earthquake. Chinese media report fewer than 100 people have been saved in Sichuan Province. Nearly 15, 000 have died and the number is expected to go even higher. 2. Authori

发表于:2019-02-11 / 阅读(214) / 评论(0)

美联社新闻一分钟2008年(五)月

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