请暂时忘记我们有太阳或其他光源。
Just forget for a while about that we have sun or any other source of light.
不像其他光源,LED灯不会“熄灭”;它们只会随着时间增长变暗。
Unlike other light sources, LEDs don't "burn out;" they simply get dimmer over time.
即使睡觉不开灯换电视取代,或者开其他光源,都会影响人的精神健康。
The eerie glow emitted by a TV or the seemingly reassuring presence of a night-light could be enough to impact on mental health.
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