sound level

       
  • n. 声级

sound level的用法和样例:

例句

用作名词 (n.)
  1. In the environment with lower noise level, the earplug will decrease its sound insulation factor accordingly to ensure the useful voice can be heard.
    在低声级环境中,其隔音量又足够低,可以保证能接收到一些有用的声信号。
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