Read Edit View history 光污染 guāngwūrǎn light pollution Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 光污染 · guāngwūrǎn · light pollution 2026/03/04 光污染 guāngwūrǎn light pollution light pollution 城市的光污染严重影响了天文观测。 created sense Mar 4, 2026, 02:25 AM