recyclern.反复循环器；回收站recyclevt.再利用；使再循环；再制vi.循环n.再循环recycled ventilation循环通风recycle polyethylene回收聚乙烯recycled PET hottles废饮料瓶recycled tire rubber废旧轮胎橡胶recycle and disposal回收处理Recycle of Wastepaper废纸回收recycled wood materia废弃木质材料recycled rubber power废橡胶粉recycle and treatment回收利用recycle based society循环型社会