infrared ray; electromagnetic wave with wavelength longer than red light
Tone colorsmāmámǎmàma
Meanings
1 sense · 3 examplesnoun
infrared ray; long-wavelength electromagnetic radiation
technicalPart of the electromagnetic spectrum; not visible to the human eye but detectable as heat.
Yáo遥
kòng控
qì器
shǐ使
yòng用
hóng红
wài外
xiàn线
xiàng向
diàn电
shì视
fā发
sòng送
xìn信
hào号
。
Remote controls use infrared rays to send signals to the TV.
Zhè这
zhǒng种
jiān监
kòng控
shè摄
xiàng像
tóu头
jù具
yǒu有
yè夜
shì视
gōng功
néng能
，
yīn因
wèi为
tā它
néng能
tàn探
cè测
hóng红
wài外
xiàn线
。
This surveillance camera has night vision because it can detect infrared radiation.
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Hóng红
wài外
xiàn线
jiā加
rè热
cháng常
yòng用
yú于
hōng烘
gān干
yóu油
qī漆
huò或
shí食
pǐn品
jiā加
gōng工
。
Infrared heating is commonly used for drying paint or in food processing.