資料來源 : pyDict

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資料來源 : Webster's Revised Unabridged Dictionary (1913)

Io \I"o\, n.; pl. {Ios}. [L.; cf. Gr. "iw`.]
   An exclamation of joy or triumph; -- often interjectional.

資料來源 : Free On-Line Dictionary of Computing

IOS
     
        {Internetworking Operating System}