资料来源 : WordNet®

writing system
     n : a method of representing the sounds of a language by written
         or printed symbols [syn: {orthography}]

资料来源 : Free On-Line Dictionary of Computing

writing system
     
         The set of {glyphs} used for
        representing a given human language in written form, generally
        along with their conventions for use.
     
        (1998-10-19)