quadraphonic
adjective /ˌkwɒdrəˈfɒnɪk/
/ˌkwɑːdrəˈfɑːnɪk/
(also quadrophonic)
- (of a system of recording or broadcasting sound
) coming from four different speakers at the same time录音或广播系统 compare mono, stereo四声道的;四轨录放音的 词源1960s: from quadri- ‘four’ + a shortened form of stereophonic (see stereo).