18.Wear ear protectors (ear plugs or ear muffs) to preent hearing loss or noise induces deafness when exposed to noise leel aboe 85dB(A).是什么意思_18.Wear ear protectors (ear plugs or ear muffs) to preent hearing loss or noise induces deafness when exposed to noise leel aboe 85dB(A).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句