otitisyoudaoicibaDictYouDict[otitis 词源字典]
"Inflammation of the ear, usually distinguished as otitis externa (of the passage of the outer ear), otitis media (of the middle ear), and otitis interna (of the inner ear; labyrinthitis)", Late 18th century: modern Latin, from Greek ous, ōt- 'ear' + -itis.[otitis etymology, otitis origin, 英语词源]