单词 | 光害 |
例句 | DEFINITIVE EXAMPLES 权威例句〔light pollution〕Illumination of the night sky by electric lights, as in an urban area, that interferes with astronomical observation.光害,光污染:电灯对夜晚天空形成的照明,会干扰天文观测,如在都市中美国传统 |
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