单词：measle vaccine
单词：measle vaccine 相关文章
Broadcast: Jan 6, 2003 By Jill Moss This is the VOA Special English Development Report. Vaccines are special medicines to prevent diseases. They are usually given to children by injection. They have p
VOA2003（上）-健康资讯
By Nancy Steinbach Broadcast: October 15, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. International health leaders meet in Cape Town, South Africa, this week to discuss
VOA2003（下）-环境与健康
The World Health Organization warns of the risk of outbreaks of cholera and measles in eastern Democratic Republic of Congo's war-torn North Kivu Province. The World Health Organization has drawn up an emergency plan to try to contain the spread of
VOA标准英语2008年(十一月)
DEVELOPMENT REPORT - Malaria Vaccine By Karen Leggett Broadcast: Monday, April 05, 2004 This is Robert Cohen with the VOA Special English Development Report. Graphic Image Malaria is a very serious di
农业与发展
By Jessica Berman Washington 06 February 2008 Researchers say measles, which has been successfully controlled in most countries thanks to vaccination, remains a killer disease in Niger, in part because of migration triggered by the rainy season. VOA'
VOA常速英语2008年（二月）
今天我们要学的词是vaccine。 Vaccine, 疫苗。The Food and Drug Administration approved vaccines designed to protect against the H1N1 flu virus, 美国食品和药物管理局批准了甲型H1N1流感疫苗。 The first doses of the vaccine
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