Operation system
[计] 业务系统; 运行系统
🧩 词语组成解析
🗣️ 情景例句
According to the newspaper, Sally has quit her job.
报上说莎里辞职不干了。
I don't have a phonograph,either.
我也没有留声机。
The cultivation of a hobby and new forms of interest is therefore a policy of the first importance to a public man.
因此，对一个从事社会活动的人来说，培养一种业余爱好和各种新的兴趣是头等重要的作法。