[TOP]decibel deci·bel / ˈdesibel / noun a unit for measuring how loud a sound is 分贝(声音强度的单位) [TOP]decibel dec·i·bel / ˈdɛsəˌbɛl ; ˈdesəbel / noun [C] 1. (written abbreviation:dB) a unit for measuring the loudness of sound 分贝〔声音强度单位〕: noise levels exceeding 85 decibels 超过 85 分贝的噪声强度 [TOP]decibel['des.ɪ.bel] noun countable » a unit for measuring the loudness of sound 分贝（衡量声音强度的单位） The typical lawn mower makes about 90 decibels of noise. 普通割草机产生的噪音约为90分贝。 [TOP]decibel
1.N-COUNT 可数名词 分贝（表示声音强度的单位) A decibel is a unit of measurement which is used to indicate how loud a sound is.
【搭配模式】：oft num N
Continuous exposure to sound above 80 decibels could be harmful. 持续暴露在强度高于80分贝的噪声中可能有害。