switchlock playback mode

例句：

1. 1. This devicehas a switch lock playback mode that allows you to control the volume and mute the sound.
   这台设备有一个开关锁回放模式，可以让你控制音量并静音声音。
2. 2. In the switch lock playback mode, you can adjust the volume and mute the sound without having to open the device.
   在开关锁回放模式下，你可以调整音量并静音声音而无需打开设备。
3. 3. The switch lock playback mode is useful for recording audio files in the background while you are working on other tasks.
   开关锁回放模式对于在处理其他任务时录制音频文件很有用。