哈佛医学院表示，蓝光对眼睛有害，因为蓝光会杀死我们视觉所需的感光细胞。

Blue light is bad for our eyes, as it can kill the photoreceptor cells we need for vision, according to Harvard Medical School.

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这些视蛋白通常在眼睛里有感光功能。

These usually function in the eyes to sense light.

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它引用的事实是：在眼睛后部视网膜上的感光细胞是大脑的直接延伸。

It exploits the fact that the light-sensitive cells in the retina at the back of the eye are a direct extension of the brain.

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