We don't think about that as often as we think about light pollution.
我们不像思考光污染那样经常思考这个问题。
Light pollution is the result of wasted energy.
光污染是浪费能源的结果。
Basically, light pollution means too much light.
基本上讲，光污染的意思是光太多了。
Excellent little trick to avoid "light pollution".
避免“光污染”不错的小伎俩。
THE term "light pollution" is not, it seems, a metaphor.
“光污染”似乎并不仅仅是一种比喻的说法。
Do you know the cause or actual source of light pollution?
你是否知道光污染真正的来源或原因？
Light pollution is a side effect of industrial civilization.
轻的污染是工业文明的一个副作用。
These direct light downward to reduce light pollution at night.
这些向下的直射光减少了夜间的光污染。
Lights that are brighter than necessary also cause light pollution.
过亮的灯光也造成光污染。
The present paper aims to introduce the problem of light pollution.
对光污染问题作了介绍。
Matt design, small light pollution, yet rich-colored, force-stretching.
亚光设计，减少光污染，但是颜色丰富，富有张力。
You may think that light pollution isn't something extraordinarily important.
或许你觉得光污染不是什么了不得的大事。
These direct light downward to reduce light pollution and light at night.
这些向下的直射光减少了夜晚的光污染。
Light pollution impacts astronomical research and can even affect human health.
光污染不仅影响天文学研究，甚至还会影响人类健康。
Even at night, big cities like New York glow from light pollution, making stargazing2 difficult.
即使在夜晚，象纽约这样的大城市因光污染而灯火通明，使得观望星星困难。
The green environmental protection without pollution, cold light source design, no heat radiation.
绿色环保无污染，冷光源设计，无热辐射。
The green environmental protection without pollution, cold light source design, no heat radiation.
绿色环保无污染，冷光源设计，无热辐射。
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