音波 (yīn bō) — sound wave

定義

例文

• 音波在水中传播的速度比在空气中快。
  yīn bō Zài shuǐ zhōng chuán bō de sù dù bǐ zài kōng qì zhōng kuài.
  Sound waves travel faster in water than in air.
• 科学家用仪器测量了这次爆炸产生的音波。
  Kē xué jiā yòng yí qì cè liáng le zhè cì bào zhà chǎn shēng de yīn bō.
  Scientists used instruments to measure the sound waves produced by this explosion.
• 蝙蝠利用音波来定位猎物。
  Biān fú lì yòng yīn bō lái dìng wèi liè wù.
  Bats use sound waves to locate prey.