Nccf
网络通信控制机制
🗣️ 情景例句
Which advertisement company did you serve?
你在哪家广告公司做事？
When the police arrived, I was doing the housework.
当警察来的时候，我在做家务。
What I do on my own time is nobody else's business.
我在自己的时间里干什么根本不关别人的事。