equine (adj.)youdaoicibaDictYouDict[equine 词源字典]
1765, from Latin equinus "of a horse, of horses; of horsehair," from equus "horse," from PIE root *ekwo- "horse" (cognates: Greek hippos, Old Irish ech, Old English eoh, Gothic aihwa-, Sanskrit açva-, Avestan aspa-, Old Church Slavonic ehu-, all meaning "horse"). [equine etymology, equine origin, 英语词源]