O
    object / 對象
    object identifier / 對象標(biāo)識符
    offline / 脫機(jī)
    OLE
    on-disk catalog / 磁盤目錄
    on-media catalog / 媒體目錄
    one-way trust / 單向信任
    online / 聯(lián)機(jī)
    Open Shortest Path First, OSPF / 首先打開最短路徑
    Open Systems Interconnectionnpaged memory / 式系統(tǒng)互連模型
    OpenType fonts / OpenType 字體
    operations master / 操作主機(jī)
    operator / 運(yùn)算符
    organizational unit / 組織單位
    orphan / 孤兒
    orphan file / 孤立文件
    OS/2
    OSChooser
    OSI, Open Systems Interconnection model / 開放式系統(tǒng)互連模型
    OSPF, Open Shortest Path First / 最先打開最短路徑
    owner / 所有者
    owner category / 所有者類別