denoting a type of plug, and the corresponding socket, used with audio and video equipment, in which one conductor is cylindrical and the other is a central prong that extends beyond it.
AV线插头的,音视线插头的。
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phonoadj.AV线插头的;音视线插头的
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photon.照片;摄影定名次
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phonen.语音;音子;音素;受话器;耳机;听筒
"1940s: abbreviation of