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单词 sound wave
释义

sound wave

noun Physics
A wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.Ultrasound uses high frequency sound waves and magnetic resonance imaging uses radio waves....
  • Instead of sound waves, the team used a powerful laser pulse to create a bubble inside the water tank.
  • The bubbles grow in size until they are collapsed rapidly by the compression region of the sound wave.
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更新时间:2024/11/12 9:52:46