资料来源 : Free On-Line Dictionary of Computing

dup killer
     
        /d[y]oop kill'r/ Software that is supposed to detect and
        delete duplicates of a message that may have reached the
        {FidoNet} system via different routes.
     
        See also {dup loop}.
     
        [{Jargon File}]
     
        (1995-02-02)