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acid rain

noun
🔊/ˌæsɪd ˈreɪn/
🔊/ˌæsɪd ˈreɪn/
 [uncountable]
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  1. rain that contains harmful chemicals from factory gases and that damages trees, crops and buildings酸雨；酸性降水
    • Sulphur, falling as acid rain, is killing fish in the Great Lakes.由于酸雨而下落的硫磺正在大湖中杀死鱼类。
    Topics The environmentc1, Weatherc1