分贝 (fēn bèi) — (classifier) decibel (unit of sound intensity)

Definition

分贝 is a classifier for the unit of sound loudness (decibel), paired with a number like 30分贝 or 120分贝.

classifier

decibel (unit of sound intensity)

30分贝，。
Zhè ge fáng jiān de zào yīn zhǐ yǒu 30 fēn bèi, fēi cháng ān jìng.
The noise in this room is only 30 decibels — very quiet.
85分贝。
Cháng shí jiān tīng chāo guò 85 fēn bèi de shēng yīn huì sǔn shāng tīng lì.
Listening to sounds over 85 decibels for a long time can damage your hearing.
120分贝。
Yǎn chàng huì xiàn chǎng de yīn liàng dá dào le 120 fēn bèi.
The volume at the concert reached 120 decibels.