单词：convergent area of waterways
[网络] 会聚水域
单词：convergent area of waterways 相关文章
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
Scientific American(十二)月
Here's a room full of ravin reveler s, looking remarkably a lot of people in the pub next door. Roman wine was deadly stuff when the party really got going, the slaves, who I'm calling Puke Collectors
圣诞特辑
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
有声杂志阅读
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
Scientific American(八)月
By Siri Nyrop Washington 25 March 2008 Technology has changed the way presidential candidates campaign for the White House. But their goal is the same as it has been since America's first presidential election: attracting voters to choose one particu
VOA标准英语2008年（三月）
Tax Collector 收税员 Little Johnny was playing with his father's wallet when he accidentally swallowed a quarter. He went crying to his mom, choking on the quarter. 小约翰尼在玩爸爸的钱包时，不小心吞下了一枚25分硬币。硬币卡
英语小达人