单词:Trypanosoma grussei
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DEVELOPMENT REPORT – September 2, 2002: Dengue Fever By Jill Moss This is Bill White with the VOA Special English Development Report. The World Health Organization says dengue (DEN-gay) fever is inc
Rocky Mountain National Park: Wild and Wonderful Our national parks journey this week takes us to an extreme landscape in Colorado. Around us are clear lakes, aspen and fir trees, and mountain peaks that rise over 4,400 meters. Welcome to Rocky Mount
New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub
Rocky Mountain Sigh as More People Move In For many Americans, the good life means owning a piece, or at least a view, of the majestic Rocky Mountains. Who wouldnt be drawn to a land of snow-capped peaks, abundant wildlife, and breathtaking hiking tr
《邪恶力量》第一季第十五集讲述了野蛮人的故事。 这首插曲《Rocky Mountain Way》中演唱者的声音听起来非常遥远,有可能是在其中加入了一些电音的效果。 Spent the last year 在过去的一整年里
ROME, May 26 (Xinhua) -- African swine fever, a viral disease deadly to pigs but harmless to human beings, is spreading beyond Russia and the Caucasus region into Europe, the United Nations' food agency said Thursday. African swine fever is fast beco