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请公众不要乱扔废弃物。
The public are (is )requested not to litter .
youdao
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保持环境卫生整洁，不随地吐痰，便溺，不乱扔废弃物。
Keep the park tidy. Dispose of litter properly.
youdao
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公园和河里满是乱扔的废弃物。
The park and river are full of litter.
youdao
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公园和河里满是乱扔的废弃物。
The park and river are full of litter.
youdao