分贝

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。

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。

A normal conversation reaches 55 decibels.

普通的谈话即可达55分贝。

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。

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。