infrared
UK/.infrә'red/US
B2
Definitions
n.
Electromagnetic radiation with wavelengths longer than visible light but shorter than microwaves.
红外线
adj.
Relating to or using infrared radiation.
红外线的
Root Breakdown
Root-derivedinfraprefix
+
redstem
=infrared
Common Collocations
- 1.infrared camera红外摄像机
- 2.infrared light红外光
- 3.[infrared] sensor[红外]传感器
Example Sentences
- 1.
Infrared cameras can detect heat signatures even in complete darkness.
- 2.
The remote control emits infrared signals to communicate with the television.