02517999-a
(2)
|
| |
having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end |
11469481-n
(5)
|
| 红外线 |
| infrared emission, infrared radiation, infrared, infrared light |
| |
electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves |
11472820-n
|
| |
a ray of infrared radiation; produces a thermal effect (as from an infrared lamp) |
05056811-n
(1)
|
| 红外线频率, 红外线 频率, 红外线 |
| infrared, infrared frequency |
| |
the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range |