[中字][NationalGeographic]星星都去哪里了：光污染对夜空的影响

[视频作者] 爱影空

[视频时长] 2:44

[视频类型] 科学科普

https://www.youtube.com/watch?v=0FXJUP6_O1w Where Are the Stars: See How Light Pollution Affects Night Skies—中英字幕 版权所有 Copyright @NationalGeographic