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ultrasonic
01
초음파의
involving or relating to sound waves with frequencies higher than the upper limit of human hearing
ultra
sonic
ultrasonic
adj
예
An ultrasonic sensor detected the distance between the car and the object.
Dogs can hear ultrasonic frequencies that are beyond the range of human hearing.
The ultrasonic cleaner uses high-frequency sound waves to clean delicate items.
The device produced an ultrasonic sound that humans could not hear, but pets reacted to it.
The engineer scanned the ultrasonic beam over the metal surface to detect any cracks or flaws.
