电子垃圾中的材料包括铁、铜、金、银和铝，这些材料可以被重复利用、转售、废物利用或回收。
The materials from e-waste include iron, copper, gold, silver, and aluminum materials that could be reused, resold, salvaged, or recycled.
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。
Recycling also reuses valuable raw materials—such as aluminum and paper.
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