基本解释导向毒素英汉例句双语例句Immunotoxin is a novel class of targeted agents in recent years, which is composed of toxin fragment and antibody or cytokine.免疫毒素是近年来新兴的一种特异性靶向治疗药物，由毒素蛋白和载体两部分构成。词组短语短语targeted d toxin 导向毒素专业释义生物学靶向毒素导向毒素