基本解释n.[计] 磁盘操作系统(=Disk Operating System)同根派生 DOS相关词英汉例句用作名词 (n.)She always looks forward to your dos.她一直盼着看看你的计算机磁盘控制系统。This operating system was called Disk Operating System or DOS.这个操作系统后来就被叫做磁盘操作系统。DOS更多例句