您要查找的是不是：
- antismallpox vaccine 抗天花血清
- This vaccine will give you immunity for two years. 接种这种疫苗可有两年免疫力。
- An unapproved vaccine; an unapproved protest march. 未经试验的疫苗; 未获批准的抗议示威
- An oral thermometer; an oral vaccine. 口用体温计; 口服菌苗
- The search for a new vaccine took priority over all other medical research. 在各种医药研究中，应首先解决寻找新疫苗的问题。
- The smallpox vaccine has saved many lives. 天花疫苗挽救了许多人的生命。
- The vaccine was used to protect the whole population against infection. 这种疫苗用以为全体居民预防传染病。
- He failed many times but he finally broke through to find a successful polio vaccine. 他失败了许多次，但终于发现了有效的预防小儿麻痹症的疫苗。
- Salk vaccine is a"killed" vaccine. 沙克疫苗是一种不会传染的疫苗。
- Now there's a vaccine for measles. 如今已经有麻疹疫苗。
- An oral thermometer;an oral vaccine. 口用体温计；口服菌苗
- An autogenous graft;an autogenous vaccine. 自体移植；自体免疫
- Salk vaccine is a" killed" vaccine. 沙克疫苗是一种不会传染的疫苗。
- The vaccine provides longer immunity against flu. 这种疫苗对流感的免疫效力时间较长。
- The CDC says manufacturers made plenty of vaccine. 疾病预防控制中心说，生产商制造了足够的疫苗。
- There is no vaccine against HIV infection. 现在还没有防艾滋病病毒传染的疫苗。
- Can influenza vaccine prevent avian flu? 流感疫苗可预防禽流感吗?
- I thought TB was prevented by a vaccine? 我认为结核病是采用一种疫苗来预防的?
- Can't I take a vaccine shot when I have a cold? 那是不是感冒时就不能注射流感疫苗了呢?
- There is a acellular pertussis vaccine. 无细胞百日咳疫苗。
