infrared radiation 红外辐射
infrared sensor 红外传感器
infrared camera 红外相机
infrared heating 红外加热
infrared communication 红外通信
1. The remote control uses infrared light to send signals to the TV.
遥控器使用红外线向电视发送信号。
2. Astronomers use telescopes to detect infrared light from distant stars.
天文学家使用望远镜探测来自遥远恒星的红外线。
3. Infrared light is often used in night vision devices.
红外线常用于夜视设备中。
A: Why can't we see the heat from the fire directly?
A：为什么我们看不到火的热量直接发出的光？
B: Because that heat is emitted as infrared light, which is invisible to the human eye.
B：因为那种热量是以红外线的形式发射出来的，而人眼看不见红外线。
1) 红外线，不可见光
2) 红外辐射
3) 红外波段
1. 红外线；红外光
e.g. Many animals can detect infrared light.
许多动物可以探测到红外线。
noun
1. Electromagnetic radiation with wavelengths longer than those of visible light but shorter than radio waves.
Synonym: infrared radiation