Continuous exposure to sound above 80 decibels could be harmful.
持續(xù)暴露在強度高于80分貝的噪聲中可能有害。
柯林斯例句
The typical lawn mower makes about 90 decibels of noise.
典型的割草機發(fā)出的聲響約為90分貝.
《簡明英漢詞典》
A normal conversation reaches 55 decibels.
普通的談話即可達(dá)55分貝.
《簡明英漢詞典》
Watch the monitor and tell me if the level goes above forty decibels.
看著監(jiān)測器,如果超過40分貝就告訴我.
《簡明英漢詞典》
However, psychologists distinguish between'sound " and " noise " .'sound " is measured physically in decibels.
然而, 心理學(xué)家把聲音與噪聲做了區(qū)別, 聲音實際上可以用分貝來測量,而噪聲卻不能用同樣的方法來測量.
中級百科部分
The ordinate scale is linear in decibels.
縱坐標(biāo)比例尺以分貝為單位是線性的.
辭典例句
The intensity of a nearby jet taking off is about 110 decibels.
一架在附近起飛的噴氣機的聲音強度大約是110分貝.
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At a level of 140 decibels people feel pain in their ears.
在140分貝的時候人們的耳朵就會感到疼痛.
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Decibels measured in water are different from those measured on land.
水下測量的分貝值不同于在陸地上測量.
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When subjected to 100 decibels or more, hearing damage can occur in just 15 minutes.
100分貝或100分貝以上的聲音在15分鐘內(nèi)就會對聽力造成損害.
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As you all know, the normal noise threshold for private housing is 55 decibels.
正如你們知道的, 個人房子正常噪音為55分貝.
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Forests to reduce noise pollution. 40 - meter - wide forest belt noise can be reduced 10 to 15 decibels.
樹林能減少噪音污染. 40米寬的林帶可減弱噪音10—15分貝.
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A hippopotamus'scream has been recorded at 115 decibels - louder than a jet airliner at takeoff.
河馬發(fā)出的聲音可以達(dá)到115分貝——比一架噴氣式客機起飛時的聲音還要大.
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A decrease or loss in a signal. Reduction of signal magnitude ( loss ) normally measured in decibels.
減小或 降低信號,信號減小或降低的多少通常用分貝來衡量.
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The amplitude defines how loud the sound is and is usually measured in decibels ( dB ).
聲波實質(zhì)上是 正弦曲線,它有振幅和頻率.
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