Definition

Examples

• 音波在水中传播的速度比在空气中快。
  yīn bō zài shuǐ zhōng chuánbō de sùdù bǐ zài kōngqì 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。
  Kēxuéjiā yòng yíqì cèliáng le zhè cì bàozhà chǎnshēng 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。
  Biānfú lìyòng yīn bō lái dìngwèi lièwù.
  Bats use sound waves to locate prey.