单词：lungworm vaccine
单词：lungworm 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
Task 3: The Flu Theres nothing gradual about the flu: it hits you like a hammer. One minute youre feeling fine, and the next you can be shivering, burning up, and then shivering again. In minutes, your legs become weak and your body aches in places t
新视野大学英语：视听说教程 1
This is the VOA Special English Development Report. Guinea worm disease usually does not kill, but it is extremely painful. It prevents people from caring for their farms, their homes and sometimes even themselves. Guinea worms can grow up to one me
VOA慢速英语2008年（九）月
HEALTH REPORT - Progress Toward a Malaria Vaccine By Karen Leggett Broadcast: Wednesday, October 27, 2004 This is Gwen Outen with the VOA Special English Health Report. There is progress toward a vacc
健康与经济
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
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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