Wavelengths range from ultraviolet light through visible light to near-infrared light.
波长范围从紫外线通过可见光到近红外光。
And even just the air in a clear sky blocks a huge range of the wavelengths of lights, pretty much only letting through visible light, anda smattering of infra-red and radio waves.
即便晴空万里光是空气就会挡住很大范围的光波波段，几乎只允许可见光、以及少数红外光和无线电波通过。
And even just the air in a clear sky blocks a huge range of the wavelengths of lights, pretty much only letting through visible light, anda smattering of infra-red and radio waves.
即便晴空万里光是空气就会挡住很大范围的光波波段，几乎只允许可见光、以及少数红外光和无线电波通过。
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