单词：popovac
单词：popovac 相关文章
Millions More Children to Receive Vaccines More than one million children die each year from severe diarrhea and pneumococcal disease. Today (Tuesday), the GAVI Alliance announced an expanded campaign against the two leading killers of children world
VOA标准英语2011年(九月)
2011年，团结一心的人民掀起了一场又一场非凡的抵抗运动，反抗的火焰从阿拉伯之春蔓延到了整个世界。这种反抗运动为何如此有效？（2000年曾在塞尔维亚领导过推翻米洛舍维奇的非暴力抵抗
TED公开课:世界权势大转移
By Paula Wolfson Washington 25 December 2006 U.S. President George Bush heads to his Texas ranch Tuesday for a week-long holiday break. But as VOA's Paula Wolfson reports from Washington, it will be very much a working vacation. President Bush is ex
2006年VOA标准英语（十二月）
By Martin Secrest Washington, D.C. 18 April 2007 There may have been advances in the development of a vaccine to protect people against the H5N1 avian influenza virus, or bird flu. Researchers say it could be possible to substantially increase global
2007年VOA标准英语（四月）
If you could take a vaccine that would protect you against cancer, wouldn't you take it? Well, for cervical cancer, there is a vaccine. It protects against a virus called HPV, which can lead to cancer of the cervix. But a new study reports that many
VOA标准英语2010年(十一)月
Revolution School Teaches How to Overthrow a Dictator Veterans of the uprising in Serbia, which overthrew President Slobodan Milosevic, are running workshops for opposition groups around the world on how to bring down a dictator. On the outskirts of
VOA标准英语2011年(八月)
US Scientists Expand Scope of HIV Vaccine Study The worlds largest ongoing HIV vaccine study has been expanded to consider multiple ways a vaccine might boost immune response to the AIDS virus. The U.S. Institute of Allergy and Infectious Diseases (N
VOA标准英语2011年(八月)
The death of 6 teenagers and a teacher on Tuesday afternoon while they were on a school camp came as a terrible shock to all New Zealanders. They were coming down a steep river gorge or canyon on the Mangatepopo River in the centre of the North Islan
新西兰英语
By Jessica Berman Washington 11 May 2006 French researchers at the Sanofi Pasteur Institute say they have developed a bird flu vaccine that, so far, appears to be safe and effective in humans. But obs
2006年VOA标准英语（五月）