资料来源 : Free On-Line Dictionary of Computing

demo mode
     
        ({Sun}) 1. The state of being {heads down} in order to finish
        code in time for a {demo}, usually due yesterday.
     
        2.  (Or "attract mode") A mode in which video games sit
        by themselves running through a portion of the game.  Some
        serious {app}s have a demo mode they use as a screen saver, or
        may go through a demo mode on startup (for example, the
        {Microsoft Windows} opening screen - which lets you impress
        your neighbors without actually having to put up with
        {Microsloth Windows}).
     
        [{Jargon File}]
     
        (1995-02-22)