hearing-aids(spectacle)

 
  • 眼镜助听器
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hearing-aids(spectacle)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 hearing aid:
  1. an electronic device that amplifies sound and is worn to compensate for poor hearing

  2. a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person

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