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infrared 音标拼音: [,ɪnfrɚ'ɛd] a. 红外线的
n. 红外线 红外线的红外线 infrared 红外线 infrared adj 1: having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end; "infrared radiation"; "infrared photography" n 1: the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range; "they could sense radiation in the infrared" [synonym: {infrared}, {infrared frequency}] 2: electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves [synonym: {infrared}, {infrared light}, {infrared radiation}, {infrared emission}] Infrared \In`fra*red"\, Infra-red \In`fra-red"\, a. [Infra- red.] 1. (Physics) Lying outside the visible spectrum at its red end; -- said of rays having a longer wavelength (and thus less refrangible) than the extreme red rays, specifically those electromagnetic waves having a wavelength of between 700 nanometers and 1 millimeter. [Webster 1913 Suppl. PJC] 2. relating to, using, or producing infrared radiation. [PJC] 3. affected by infrared radiation; as, infrared detector; infrared film. [PJC] range just below visible light corresponding to radiated heat. IR waves can be generated by a kind of {LED} and are often used for remote controls for televisions etc. and in some {docking stations}. (1997-01-30)
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