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playback

美音:[´pleı´bæk ]点这儿播放单词美音发声
英音:[´pleı´bæk ]点这儿播放单词英音发声
n.录音重放,录音重放装置,重放

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playback为中学词汇

playback


n
[C usually singular, U]
the playback of a tape that you have recorded is when you play it on a machine in order to watch or listen to it
 the playback button on an answering machine
[C]BrE
an action in a sports game that is shown again, so that people can see exactly what happened
= replay