释义 |
ot·acoustic I. \|ōd.+\ noun (-s) Etymology: Greek ōtakoustein to listen, eavesdrop (from ōt- ot- + akoustos heard, audible) + English -ic — more at acoustic : an otacoustic instrument II. adjective Etymology: French otacoustique, from Greek ōtakoustein to listen, eavesdrop + French -ique -ic : assisting the sense of hearing |