Word · Frequency #17365
playback
重放；回放
核心释义
the act of reproducing recorded sound
- 1.
重放先前录制的内容,尤其是声音或动态图像。
The replaying of something previously recorded, especially sound or moving images.
重放装置；放音设备；重放先前录制的内容,尤其是声音或动态图像。；(录音)重放；(录音)重放装置；[计] 重现
用法In use
The playback of the recorded interview was much clearer than I expected.
用法提示：playback 在句中作主语，是名词，表示录音回放的过程或结果。
To review the lesson, she listened to the playback of the teacher's explanation.
用法提示：playback 在句中作宾语，是名词，指播放出来的录音内容。
The device has a button that starts playback at any time.
用法提示：playback 在句中作宾语，是不可数用法，指回放这一动作。
playback of sth
playback 表示“重放、回放”这一动作或过程，常接 of 说明播放的内容。
The playback of the interview was used as evidence.
那次采访的重放被用作证据。
during playback
during playback 是常用时间状语，意为“在回放过程中”。
相关词与表达Connections
搭配Collocations
- audio playback
- 音频回放
- The app offers smooth audio playback.这款应用提供流畅的音频回放。
- video playback
- 视频回放
- The DVR allows video playback of the recorded footage.这台数字录像机可以回放录制的视频。
- playback quality
- 回放质量
- The speakers deliver excellent playback quality.这些扬声器提供出色的回放质量。
- playback speed
- 回放速度
- You can adjust the playback speed of the lecture recording.您可以调整讲座录音的回放速度。
- playback device
- 播放设备；回放设备
学习提示Learner notes
记忆技巧Memory Tip
把play和back拼在一起：播放(play)之后倒回去(back)再放一遍，就是回放。
语境与语域Context & Register
语域：neutral 常见场景：recording studios、media player software、home audio and video systems playback 是中性词，多用于音频、影视和电子设备等场景，指播放或重放已录制内容，也可指重放设备；在日常口语和书面语中都比较常见，没有明显的正式或非正式限制。
发音与拼写Pronunciation & Spelling
These words share the spelling suffix '-back' and the final sound /bæk/. They do not rhyme with 'playback' because the stress falls on 'play-'; only the final syllable matches. Beware lookalikes such as 'backpack' and 'background', where 'back' comes first and the stress differs.
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.