sonars

['səʊnɑːz]     ['səʊnɑːz]    
  • 声母
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sonars的英文翻译是什么意思,词典释义与在线翻译:

英英释义

名词 sonar:
  1. a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return

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