单词：measles virus vaccine
单词：measles virus vaccine 相关文章
Medical Microbiology医学微生物学 adenovirus 腺病毒 adsorption 吸附 aerobe 需氧菌 aflatoxin 黄曲霉毒素 airborne transmission 空气传播 amantadine 金刚烷胺 anaerobe 厌氧菌 anthrax 炭疽 antigenic drift 抗原漂移,抗原转
医务英语
This is the VOA Special English Health Report. Most vaccines are designed with the same goal in mind. That is, to help the body's own defense system prevent a disease by producing antibodies against it. Antibodies are disease-fighting proteins. The
VOA慢速英语2007年（四）月
U.S. health officials are warning about a possible resurgence of the Swine Flu virus in North America as the cold weather approaches, and schools prepare to reopen. Health experts say the illness poses a special risk to schools, which are set to re-
VOA标准英语2009年(八月)
HEALTH REPORT - Measles Campaign Cuts Deaths by Almost HalfBy Cynthia Kirk Broadcast: Wednesday, April 12, 2006 I'm Steve Ember with the VOA Special English Health Report. Measles is an infection of t
2006年慢速英语（四）月
The second type of vaccine contains an attenuated virus. This virus is alive, but has been grown in the lab for several generations, so it isnt able to multiply very well in humans. With the attenuated virus multiplying very slowly, your body is able
英语时差8，16
STEVE INSKEEP, HOST: More than 50 people have been infected by the measles in the Pacific Northwest. Kristian Foden-Vencil of Oregon Public Broadcasting reports the outbreak is prompting people to get vaccinated. KRISTIAN FODEN-VENCIL, BYLINE: Sea Ma
2019年NPR美国国家公共电台2月