Ceos
abbr. communications enterprise operating system 通信企业操作系统; comprehensive electronic office software 综合电子办公软件
🗣️ 情景例句
Who's that?
谁呀？
Would you let me know your fax number?
可以告诉我您的传真机号码吗？
Oh! It looks much better now.
噢！现在似乎好看多了。