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acquired immunity音标[ə'kwaiəd i'mju:niti] 汉语翻译【化】 获得免疫性 【医】 后天免疫 英语解释：名词 acquired immunity:- immunity to a particular disease that is not innate but has been acquired during life; immunity can be acquired by the development of antibodies after an attack of an infectious disease or by a pregnant mother passing antibodies through the placenta to a fetus or by vaccination
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