资料来源 : Free On-Line Dictionary of Computing

rib site
     
         (By analogy with {backbone site}) A {host} with
        an on-demand high-speed link to a {backbone site} that serves
        as a regional distribution point for lots of third-party
        traffic in {electronic mail} and {Usenet} news.
     
        Compare {leaf site}.
     
        [{Jargon File}]
     
        (1994-11-30)