负直流电极

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(89) / 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(63) / 评论(0)

有声杂志阅读

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(265) / 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(72) / 评论(0)

Scientific American(八)月

快乐工作的9种方法

These are the factors that will help you find happiness at work. Choose to Be Happy at Work: Happiness is largely a choice. I can hear many of you arguing with me, but it's true. You can choose to be happy at work. Sound simple? Yes. But, simplicity

发表于:2019-02-09 / 阅读(99) / 评论(0)

英语小短文

懂得感恩-不会躲避消极的东西

Be Grateful懂得感恩Don't avoid the negative. 不会躲避消极的东西。 Expressing gratitude may generate more optimism, but thankful people also don't shy away from thenegative. 表达感恩会产生更多乐观情绪，但感恩的人也不会

发表于:2019-02-23 / 阅读(29) / 评论(0)

英语听力广播—Listening

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3-a sanitary standard

busbar sectional izing switch