单词：anopheles (cellia) fluviatilis
单词：anopheles (cellia) fluviatilis 相关文章
Jo: This is Real English from BBC Learning English, Im Jo. Jean: And Im Jean. Jo: In Real English, we look at words and phrases that you might not find in your dictionary. Jean: 和汉语一样，英语语言里是充满了成语和口语词的，所以学习和了解这些短语和
地道英语在线听
Medical science has eliminated only one disease, smallpox. Bill and Melinda Gates called last year for a campaign to stop malaria. But experts differ on the idea. Some say existing measures could reduce cases by 90 percent. Transcript of radio broad
VOA慢速英语2008年（七）月
SCIENCE IN THE NEWS -June 4, 2002: Malaria By Oliver Chanler VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Sarah Long with Science in the News, a VOA Special English program about recent deve
科技之光
Microbe Could Help Battle Malaria Researchers have discovered a bacterium in the gut of the Anopheles mosquito which may someday be used to destroy and, therefore, prevent the spread of the disease-causing parasite. The World Health Organization esti
VOA标准英语2011年(五月)
By Phil Mercer Sydney 19 October 2006 One-thousand people in Australia have conducted a four-day bird flu exercise that simulated the arrival of a planeload of flu-stricken passengers at Brisbane's international airport. The drill included customs o
2006年VOA标准英语（十月）