单词	acid snow
释义	acid snow noun : snow that has increased acidity caused by environmental factors (such as atmospheric pollutants) Word History First Known Use 1981, in the meaning defined above Medical Definition acid snow noun : acid precipitation in the form of snow
随便看	previousest previouslier previousliest previously previousness previousnesses previousser previoussest previse prevised previses previsibility previsible previsibly prevising prevision previsional previsionary previsioned previsioning previsions previsited previsiting previsits previsors

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