(pos:名詞)
<explanation>
yue:一種#電磁波;#波長 長過可見光,佢嘅能量就係#熱力
eng:infrared ray
<eg>
yue:紅外線探熱器 (hung4 ngoi6 sin3 taam3 jit6 hei3)
eng:infrared thermometer
<eg>
yue:好多人都誤以為紅色嘅激光係紅外線。 (hou2 do1 jan4 dou1 ng6 ji5 wai4 hung4 sik1 ge3 gik1 gwong1 hai6 hung4 ngoi6 sin3.)
eng:Many people misunderstand red laser as infrared radiation.