单词：yaba-like poxvirus
单词：yaba-like poxvirus 相关文章
Explaining his decision to authorize the use of U.S. military force as part of international operations in Libya, President Barack Obama said Monday night that the United States must act when its interests and values are threatened. The president rul
VOA标准英语2011年(三月)
Residents of eastern Libya under the control of opponents of leader Moammar Gadhafi are reacting with approval to President Barack Obama's remarks Monday night on the international coalition's role in their country's conflict. But many say they wish
VOA标准英语2011年(三月)
DEVELOPMENT REPORT – February 4, 2002: WHO and Smallpox By Jill Moss This is the VOA Special English Development Report. The World Health Organization has delayed the destruction of the last remaini
农业与发展
President Barack Obama says the military mission by the United States and its allies to protect civilians and enforce a no-fly zone in Libya is working. The president plans to speak to the American people late Monday about the operation. President Ob
VOA标准英语2011年(三月)
SCOTT SIMON, HOST: There was an uproar in biology recently when scientists announced they'd used bits of DNA to manufacture a pox virus. Critics said the work is dangerous. Research teams had essentially published a recipe that could help terrorists
2018年NPR美国国家公共电台2月
HEALTH REPORT - October 16, 2002: Debate About Smallpox Vaccine By Nancy Steinbach This is the VOA Special English Health Report. American medical groups are urging the government to limit the use of
健康与环境