英语词汇active immunity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	active immunity
释义	active immunityn.（名词） Immunity resulting from the development of antibodies in response to the presence of an antigen, as from vaccination or exposure to an infectious disease.自动免疫：由于接种疫苗或暴露于传染性疾病而产生的抗体对抗原的存在作出反应的免疫现象
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