complainantWiktionary 原文中文来自 ECDICTn.发牢骚的人，原告演变路径（由近及远）英语源自 ←古法语 complaignant词源说明From Old French complaignant, present participle of complaindre.释义（英文）名词 NounOne who makes complaint, one who complains.(law) The party that brings a civil lawsuit against another; the plaintiff.(law) An alleged victim in a criminal investigation or trial.词族派生词（1）countercomplainant