The new office printers operate below 50 decibels, so they won't disturb nearby staff.

新的辦公室印表機運作音量低於50分貝，所以不會打擾附近的員工。

Factory workers must wear ear protection when noise levels exceed 85 decibels.

當噪音超過85分貝時，工廠員工必須配戴護耳裝置。

Several guests complained to the front desk about the high decibel level near the hotel bar.

幾位房客向櫃台抱怨飯店酒吧附近的分貝太高。