acousticKK [əˋkustɪk] /əˈkustɪk/發音形容詞1不插電的、原聲的、木製的音樂She played an acoustic version of the song at the café.她在咖啡廳演唱了那首歌的不插電版本。2聲學的、音響的The hall was designed with excellent acoustic properties.這座音樂廳在設計上具有極佳的聲學效果。3聽覺的、聲音的Whales rely on acoustic signals to communicate over long distances.鯨魚靠聲音訊號進行長距離溝通。名詞1木吉他、民謠吉他口語He brought his acoustic to the beach and played all night.他帶著木吉他到海邊彈了一整晚。