操作系统 (操作系統) cāozuò xìtǒng

cāozuò xìtǒng set phrase operating system
Domain: Computer Science 计算机科学 , Subdomain: Operating Systems
Notes: (CC-CEDICT '操作系統'; Wikipedia '操作系统')

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视窗操作系统移动操作系统网络操作系统