A jazz musician or composer的用法和样例：
- A jazz musician or composer.
- She sings with a rock band, but she's also a jazz musician in her own right.
- Each time a jazz musician plays a piece, it can sound fresh and new.
- Whether one is analytical in approach or expressive, a chronicler of the times or a jazz musician, the humanities supports your form of engagement.
- Who are your favorite musicians or composers?