aqueduct (n.)youdaoicibaDictYouDict[aqueduct 词源字典]
1530s, from Latin aquaeductus "conveyance of water," from aquae, genitive of aqua "water" (see aqua-), + ductus "a leading, conducting," past participle of ducere "to lead" (see duke (n.)).[aqueduct etymology, aqueduct origin, 英语词源]