Pushpin
n. 图钉
✅ 同义词
🗣️ 情景例句
It's my private affair.
这是我私人的事。
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
Three quarters of the world's books and newspapers are written in English.
3/4的书籍和报纸是用英语写的。