In addition, the color changing toy can also be used for a qualitative demonstrating apparatus simulating color light combining or a color sample plate.
另外，它还可用作一种模拟色光组合的定性的演示用具或者用作一种颜色样板。
In addition, the color changing toy can also be used for a qualitative demonstrating apparatus simulating color light combining or a color sample plate.
另外，它还可用作一种模拟色光组合的定性的演示用具或者用作一种颜色样板。
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