This design can be used in low-power monochromatic mode for reading, but can also switch to backlit colour mode when needed.
该设计可用于低功耗的单色阅读模式，但需要时，也可切换至背光彩色模式。
This design can be used in low-power monochromatic mode for reading, but can also switch to backlit colour mode when needed.
该设计可用于低功耗的单色阅读模式，但需要时，也可切换至背光彩色模式。
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