a chip on the shoulder的用法和样例：
- A chip on the shoulder indicates that there is wood higher up.
- Her own particular chip on the shoulder was her poor background.
- Ok, three of them I can see, but why the chip on the shoulder?
- The Hostess: Ok, three of them I can see, but why the chip on the shoulder?
- He went through life with a chip on his shoulder.
- He goes around with a chip on his shoulder.