单词：akti (acte)
单词：akti (acte) 相关文章
A new study into the hygiene of supermarkets has found that shopping carts are dirtier than the stores bathrooms. Microbiologist Dr Charles Gerba of the University of Arizona conducted research on the handles of 85 carts in four American states. He r
创新英语
By Melinda Smith Washington, DC 09 August 2006 watch Beach Pollution report Birds are believed to contribute to the pollution at the beach A prominent environmental organization has called for better monitoring of the water quality along many of Ame
2006年VOA标准英语（八月）
By Paige Kollock Washington, DC 14 February 2006 watch Yogurt and HIV report Yogurt makers like to advertise the health benefits of eating their product. VOA's Paige Kollock reports they may be right
2006年VOA标准英语（二月）
HEALTH REPORT -August 7, 2002: Bacteria in Food This is the VOA Special English Health Report. An American food company recently recalled about eight-million kilograms of ground beef that is used to m
健康与环境
By Dan Robinson Washington 20 October 2006 Public opinion polls show Americans are increasingly frustrated with the job members of Congress are doing, less than three weeks before the November 7 mid-term legislative elections. The latest numbers are
2006年VOA标准英语（十月）
Cigarettes Are Bacteria Sticks, Too A study in the journal Environmental Health Perspectives finds that cigarettes harbor various species of bacteria, some of which cause disease. Karen Hopkin reports This January, the country Turkey will join a hand
60秒科学