Recycling also reuses valuable raw materials—such as aluminum and paper.
回收也会重复利用有价值的原材料,比如铝和纸。
Recycling also reuses valuable raw materials, such as aluminum and paper.
回收也会重复利用有价值的原材料,比如铝和纸。
For many materials the process of turning them back into useful raw materials is straightforward: metals are shredded into pieces, paper is reduced to pulp and glass is crushed into cullet.
对许多材料而言,将它们转变为有用的原始材料的过程是非常简单的:金属物被压碎成碎片,纸被融合为纸浆而玻璃制品则被碾成玻璃碎末。
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