behalfWiktionary 原文英/bɪˈhɑːf/美/bɪˈhæf/n.利益，方面中文释义来自 ECDICT构词拆解bebe-前缀halfhalf词干be-(rare or no longer productive) By, near, next to, around, close to. · (rare or no longer productive) Around; about.词源链古英语Old English约 450–1150 年bī healfe‘by [his/her] side’↓ 派生中古英语Middle English约 1150–1500 年bihalve‘nearby’↓ 派生英语Englishbehalf词源说明From Middle English bihalve (“nearby”), from Old English bī healfe (“by [his/her] side”), from bī (“by”) + healfe (“side, half”), equivalent to be- + half.释义名词noun1The interest, benefit, or wellbeing of someone or something.2when adopted by someone elseOne's role or rightful place; stead or authority.同族词派生词 3