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By Deborah Block Washington, DC 24 January 2006 watch Bird Flu Database report A computer database in the United States is helping researchers find a human vaccine for the bird flu virus -- a disease
2006年VOA标准英语（一月）
SCOTT SIMON, HOST: Police departments across the U.S. are using electronic databases to store intelligence on gang activity. These databases have been heralded by police as a crime fighting tool. But some activists in Chicago claim they do more harm
2018年NPR美国国家公共电台1月
Imagine being able to insistently see what location you happen to be at, looked like 575 or a hundred years ago. A team of app developers wants to use today's ubiquitous digital camera culture to meet such appearing into the past possible. The app ca
2015年Scientific American(四)月
The Florida Everglades, each winter, hordes（群） of manatees congregate in the warm waters here to survive the cooler weather. But they are not alone. Manatees share these waterways with boaters, and that has put them in a harm's way（危险的境
自然百科2009年
BEIJING, Sept. 26 (Xinhuanet) -- Fu Ming'ai was reunited with his family on Sunday after 22 years. He is one of the more than 1,400 abducted children who were helped by a national DNA database, which helps match trafficked children and their parents.
英语新闻
The director of the United Nations Industrial Development Organization has met with Kenyan finance officials to discuss the launch an African-wide database designed to help governments promote investment in their countries. The database contains info
英语新闻