phototoxinWiktionary 原文英美构词拆解photophoto-前缀toxintoxin词干photo-light, electromagnetic radiation · photography词源说明From photo- + toxin.释义名词noun1(medicine, toxicology) Any toxin that causes an allergic reaction in the skin, developing into photosensitivity.同族词相关词 2phototoxic·phototoxicity