酷酷匪
幼苗
共回答了19个问题采纳率:89.5% 举报
Noise pollution can be unpleasant or even unbearableIt comes in many different forms.For Example,noise coming from a rock concert,or the sound of karaokecoming from your neighbours’ house can be regarded as noise pollution.No matter where the noise comes from,it makes everyone feel uncomfortable.Noise levels are measured in decibels(dB)The quietest noise that a human ear can detect is 0dB.The loudest that our ears can bear is 120dB.In noise environments,most people are easy to get angry and cannot sleep peacefully.Students cannot put their hearts into their studies.So,noise pollution must be paid attention to so that everyone can live in a pleasant and peaceful world
1年前
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