decibels是什么意思？

decibels

英['desɪbelz] 美['desɪbelz]

• n. <物>分贝( decibel的名词复数 )；

例句

• Watch the monitor and tell me if the level goes above forty decibels. 看着监测器, 如果超过40分贝就告诉我。
• decibels above kilowatt <电工>千瓦分贝
• A normal conversation reaches 55 decibels. 普通的谈话即可达55分贝.
• The typical lawn mower makes about 90 decibels of noise. 典型的割草机发出的声响约为90分贝.
• However, psychologists distinguish between'sound " and " noise " .'sound " is measured physically in decibels. 然而, 心理学家把声音与噪声做了区别, 声音实际上可以用分贝来测量,而噪声却不能用同样的方法来测量.
• 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。

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  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.
  例句
  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。