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  3. The device features built-in rechargeable lithium battery. You don’t need to ins

The device features built-in rechargeable lithium battery. You don’t need to ins

游客2023-09-18  47
问题 The device features built-in rechargeable lithium battery. You don’t need to install a battery. To charge the device, just connect the player to computer through USB cable. It may take about 3 hours to fully charge the battery. If you find that there is no sound from the earphones, 1) make sure the volume level is not 0. 2) Check whether the earphones are fully inserted. 3) make sure the track is being played. 4) make sure the file format is supported. 5) Check whether the audio file is damaged.
选项
答案 本设备内置可充电锂电池，您无需另外安装电池。只要通过USB线将播放器连接至电脑，即可充电。充满电大约需3小时。如果您发现播放音乐时耳机内没有声音，1)确保音量设定不是0；2)检查耳机是否完全插好；3)确保音乐正在播放；4)确认支持音乐格式；5)检查音乐文件是否损坏。
解析 本题是对于某音乐播放设备的使用说明。注意以下关键词的翻译：feature有……的特色；built-in内置的；rechargeable可再充电的；charge充电；volume音量；insert插入；file format文件格式。
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