这看似是由白色材料绘制而成的宽线。
这两种特性使得这种乳白色薄膜成为制造纸钞的绝好材料。
These two properties make opalescent film an obvious material for currency.
纯白色是材料的主色调，简单而真实。
The materials, with an absolute use of white, are always naked and honest.
纯白色是材料的主色调，简单而真实。
The materials, with an absolute use of white, are always naked and honest.
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