ecoductWiktionary 原文英/ˈiːkəʊdʌkt/美/ˈikoʊˌdʌkt/构词拆解ecoeco-前缀duct-duct后缀‘bridge with several spans that carries traffic over a valley or other obstacles’eco-ecology or the environment (in the ecological sense) · economy-ductA duct词源链原始词根原始印欧语Proto-Indo-European约前 4500–前 2500 年*weyḱ-*dewk-英语Englishecoduct词源说明From eco- (prefix meaning ‘ecology; the environment’) + (via)duct (“bridge with several spans that carries traffic over a valley or other obstacles”).释义名词noun1(ecology) A type of wildlife crossing in the form of a bridge or tunnel, usually covered with foliage and turf, which animals may use to cross roads