sound level的用法和样例：
例句
用作名词 (n.)
- 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。
sound level的相关资料：
临近单词
sound bow
sound
Sound-induced EEG abnormality
soundness monitoring of bridges
sound-to-picture separation
sound carrier rejection circuit
Sound Control of Future Vehicle
Sound effect of pistol shooting
sound of something astir rhythm
Sound Module For Greeting Cards
sound absorption lowering noise
sound-and-speech recognition
