vaccine [ˈvæksi:n]以下由轻松背单词网站提供
单词级别第8级基本释义n.牛痘苗,疫苗;adj.牛痘的,疫苗的英英释义a substance which contains a form that is not harmful of a virus or bacterium (= extremely small organism ) and which is given to a person or animal to prevent them from getting the disease which the virus or bacterium causes参考例句The polio vaccine has saved millions of lives. 脊髓灰质炎疫苗挽救了数以百万计的生命。She takes a vaccine against influenza every fall. 她每年秋季接种流感疫苗。 推荐阅读 |