infrared
英 [.infrə'red]
美[.infrə'red]
- adj. 红外线的
- n. 红外线
英英释意
- 1. the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range
- 2. electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
- 3. having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end