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对生态环境需水进行了分类；
The water demand of ecological environment is classified.
youdao
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我演讲的题目是给垃圾分类，提高环境质量。
The title of my speech is Classifying Rubbish, Improving Environment.
youdao
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我演讲的题目是给垃圾分类，提高环境质量。
The title of my speech is Classifying Rubbish, Improving Environment.
youdao