语言选择:
免费网上英汉字典|3Dict

online public access catalog

资料来源 : Free On-Line Dictionary of Computing

Online Public Access Catalog
     
         (OPAC) A computerised system to catalogue and
        organise materials in a library (the kind that contains
        books).  OPACs have replaced card-based catalogues in many
        libraries.  An OPAC is available to library users (public
        access).
     
        (2000-07-17)
依字母排序 : A B C D E F G H I J K L M N O P Q R S T U V W X Y Z