第二个垃圾桶是用来放可以被回收和再利用的塑料制品的。
A second trash can will be for plastics that can be recycled.
废旧聚苯乙烯泡沫塑料的回收和再利用一直是人们普遍关注的课题。
Recovery and reuse of waste polystyrene foam are being paid their attention to.
废旧聚苯乙烯泡沫塑料的回收和再利用一直是人们普遍关注的课题。
Recovery and reuse of waste polystyrene foam are being paid their attention to.
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