packhorseWiktionary 原文英美构词拆解packpack词干horsehorse词干词源链中古英语Middle English约 1150–1500 年palhors↓ 继承英语Englishpackhorse词源说明From pack + horse, possibly (from an uncertain date) via Middle English palhors (read pakhorse).释义名词noun1A horse used as a pack animal.同族词派生词 1packhorse bridge