acoustic
adjective /əˈkuːstɪk/
/əˈkuːstɪk/
(North American English also acoustical
/əˈkuːstɪkl/
/əˈkuːstɪkl/
)- related to sound or to the sense of hearing
声音的;音响的;听觉的 - [usually before noun] (of a musical instrument or performance
) designed to make natural sound, not sound amplified (= made louder) by electrical equipment乐器或演奏 原声的;自然声的 Topics Musicc1
词源mid 17th cent.: from Greek akoustikos, from akouein ‘hear’.