vaccine,英文单词,词性为名词,意为疫苗。
英英释义
n.immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies
中文释义
n.牛痘苗;疫苗
例句
Doctors worried that there would not be enough vaccine for everyone who needed it.
医生担心没有足够的疫苗给每个需要的人。
There is no vaccine against HIV infection.
现在还没有防艾滋病病毒传染的疫苗。
Anti-malarial vaccines are now undergoing trials.
抗疟疾的疫苗正在试验阶段。
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