decibel above I volt

例句：

1. 1.The sound level in the recording studio is measured in decibels.
   录音棚里的声音水平是以分贝来衡量的。
2. 2.The loud music was so loud that it drowned out all other sounds.
   那音乐太响了，把其他所有声音都淹没了。
3. 3. The speaker was set to a volume of 80 decibels, which is quite loud.
   扬声器被调到了80分贝的音量，相当响亮。