柯林斯词典decibel /ˈdɛsɪˌbɛl/ (decibels) 1. N-COUNT A decibel is a unit of measurement which is used to indicate how loud a sound is. 分貝 Continuous exposure to sound above 80 decibels could be harmful. 持續曝露於超過80分貝的聲音可能有害。 返回 decibel剑桥词典a unit for measuring the loudness of sound 分貝(衡量聲音強度的單位) The typical lawn mower makes about 90 decibels of noise . 普通割草機産生的噪音約爲90分貝。 返回 decibel