play back片语动词KK [ple bæk] /pleɪ bæk/发音片语动词1播放、回放、重播可拆开Let me play back the recording so you can hear it.我把录音播放一遍,你可以听听看。2回想、在脑中重演可拆开She kept playing back the conversation in her head all night.她整晚不停在脑中回想那段对话。用这个字练口说→