不要随地吐痰 Don't spit on the floor 不要随地吐痰或乱抛垃圾 Do not spit or litter. 不要乱扔垃圾 Don't litter at random 不要在墙上乱涂 Do not scribble on the wall! 坚持每天认真打扫室内外卫生. Keep clean up Indoor and outdoor seriously everyday
不要随地吐痰 Don't spit everywhere 不要随地吐痰或乱抛垃圾 Do not spit or litter here 不要乱扔垃圾 Don't litter here 不要在墙上乱涂 Do not scribble / write on the wall. 坚持每天认真打扫室内外卫生. Keep the room clean, both inside and outside.
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