infrared
🇺🇸
/ˌɪnfrəˈred/
🇬🇧
/ˌɪnfrəˈred/
adjective
R
relating to light waves that are longer than red light and cannot be seen by human eyes
The camera uses infrared light to see in the dark.
这款相机利用红外光在黑暗中视物。
translation
红外线的