Njp
[计] 网络作业处理
🗣️ 情景例句
Bye, take care.
保重。
She is the boss in the house.
她是一家之主。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，