| 释义 |
far-red AHD[färʹrĕdʹ] D.J.[ˈfɑːˈred]K.K.[ˈfɑrˈrɛd]adj.（形容词）- Of, relating to, or being electromagnetic radiation in the infrared spectrum farthest from visible red light, having wavelengths between 50,000 nanometers and 1 millimeter.远红外的：红外光谱中离红色可见光最远的--常指波长在50微米和1000微米之间的电磁辐射的
- Of, relating to, or being electromagnetic radiation in the infrared spectrum closest to visible red light, having a wavelength of about 0.8 micron.近红外的：处于红外光谱中离红光谱最近的--常指波长约在8微米以上的电磁辐射的
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