고체 물질 내부의 비어 있는 공간이나 구멍.
An empty space or hollow area within a solid object.
예문:
"The archeologists discovered a hidden cavity behind the stone wall."
"Moisture can collect in the cavity between the inner and outer walls of a building."
장기를 포함하고 있는 생물체 내부의 빈 공간.
A hollow space within the body that contains organs.
예문:
"The thoracic cavity contains the heart and the lungs."
"Surgeons carefully drained the excess fluid from the patient's abdominal cavity."
부식이나 충치로 인해 치아에 생긴 구멍.
A hole in a tooth caused by decay.
예문:
"Eating too much sugar without brushing can lead to painful cavities."
"The dentist used a white composite material to fill the cavity in my molar."
공진을 통해 파동을 증폭시키도록 설계된 빈 공간.
A space designed to amplify waves through resonance.
예문:
"A microwave oven uses a metal cavity to reflect waves and heat food."
"The laser beam is amplified as it bounces back and forth within the optical cavity."