• Is it an expensive electronic item, or some other material or tangible item?

    昂贵电子产品还是其他物质性商品

    youdao

  • As a raw material metal (aluminum or zinc alloy) is many times more expensive than the same volume of material in plastic.

    原料金属(合金)昂贵多次体积材料塑料

    youdao

  • As a raw material metal (aluminum or zinc alloy) is many times more expensive than the same volume of material in plastic.

    原料金属(合金)昂贵多次体积材料塑料

    youdao

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