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This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The Nobel Prize in chemistry goes to three men who revolutionized molecular life science, Japans Osamu Shimomura and Americans Martin Chalfie and Roger Tsien. They dev
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Ocean Floor is Prime Target of Mining Industry The next great frontier for the mining industry could be hydrothermal vents that lie deep on the ocean floor. The super-hot flues create deposits of sulfide, which contain precious metals such as gold, s
VOA标准英语2012年(六月)
Big Apple Weighs Fees on Single-use Plastic Bags NEW YORK The world consumes hundreds of billions of single-use plastic bags each year. Environmental activists say they are difficult to recycle, wasteful and damage the biosphere. They want to ban pla
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农业AGRICULTURE 农业方式Agriculturalpractices 农业设备Agriculturalequipment 农业管理Agriculturalmanagement 农业方法Agriculturalmethods 农业害虫Agriculturalpests 农业生产Agricu
英文语法词汇
BEIJING, March 12 (Xinhua) -- China will strive to become a leader in global shipbuilding by 2015, the country's industrial authority said Monday. Over the next three years, the industry's structure will become more rational, and its innovation and o
英语新闻
According to a document released at the conference by China's Ministry of Environmental Protection, the country has established over 2700 nature reserves covering a combined area of nearly 1.5 million square kilometers. That accounts for about 15 per
2016CRI中国国际广播电台