- disk operation system
- dos
- 磁盘: disc
- 作业: school assignment
- 系统: system
- 只读存储器磁盘作业系统: rom dos
- 作业系统: (ibm) os; dnix; oc operation system; operating system os; os x; os/mvt; os/operation system; os/vs; os/warp; personal computer-disk operating system; pick; system, operating (os); work system
下载手机词典可随时随地查词查翻译