英语词汇acid precipitation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	acid precipitation
释义	acid precipitationn.（名词） Precipitation abnormally high in sulfuric and nitric acid content that is caused by atmospheric pollutants.酸性降水：由于空气污染引起的降雨中硫酸或硝酸不正常的过高含量
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