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英文环保资料要英文环保的资料手抄报要用要有英文和中文翻译要作文(不要太长100~150字左右)和短语等等..

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英文环保资料
要英文环保的资料 手抄报要用 要有英文和中文翻译 要作文(不要太长 100~150字左右)和短语 等等..
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Environmental pollution is a term that refers to all the ways by which man pollutes his surrounding. Man dirties the air with gasses and smoke, poisons the water with chemicals and other substances, a...