not be born yesterday
成語所屬單字yesterday
not be born yesterday — 慣用語
1. It means that someone is not easily tricked or fooled because they have enough e
1.慣用語
釋義
不是三歲小孩
It means that someone is not easily tricked or fooled because they have enough experience.
例句
Maya smiled and said, "I wasn't born yesterday, you know."
Do you think I'd believe that story? I wasn't born yesterday!