| 单词 | decibel |
| 释义 | decibel decibel /ˈdes.ɪ.bel/ noun [C] ► F0 a unit for measuring the loudness of sound: » The typical lawn mower makes about 90 decibels of noise.Thesaurus+: ↑Weighing and measuringThesaurus+: ↑Sound and its properties |
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