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infant deathrate
  • 英语发声
  • 美语发声
  • n. the death rate during the first year of life

    同义词: infant mortality infant mortality rate

  • 网络释义

    短语

    专业释义

    英英释义

    infant deathrate

    n.the death rate during the first year of life

    同义词:infant mortalityinfant mortality rate




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