a severe and rapid and sometimes fatal hypersensitivity reaction to a substance to which the organism has become sensitized by previous exposure.
对某种物质严重的通常是致命的过敏反。
英文例句大全为您提供hypersensitivity reaction英文例句大全,hypersensitivity reaction英文造句,关于hypersensitivity reaction的英语句子,单词hypersensitivity reaction怎么造句,hypersensitivity reaction英文例句大全有哪些,哪些英语句子是关于hypersensitivity reaction,英语单词hypersensitivity reaction的句子,单词hypersensitivity reaction如何造句,hypersensitivity reaction怎么造句等。