Part of speech
Noun
Pitch accent
きがいせん
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Sentences
You can operate the television using the infrared function of your smartphone.
Infrared is not visible to human eyes.
You can adjust the air conditioner temperature using an infrared remote control.
The infrared sensor detects human movement and automatically turns on the lights.
You can capture the presence of animals even in the nighttime using an infrared camera.
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