For thousands of years metal items have been recycled by melting and reforming them into new weapons or tools.
几千年以来，金属物的回收是通过熔化与打造成新的武器或工具来完成的。
Recycle paper, plastic, and metal items that can't be reused.
并回收不能再用的纸张，塑胶制品和金属物品。
Recycle paper, plastic, and metal items that can't be reused.
并回收不能再用的纸张，塑胶制品和金属物品。
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