跑龙套 (pǎo lóng tào): Play a minor role / Be an extra — Meaning & Stroke Order

Although he only played a minor role in this drama, he performed every shot with exceptional seriousness.

She doesn't want to always play minor roles and hopes to be the lead one day.

He is not merely playing a minor role; he is responsible for the most crucial coordination work of the entire project.

In this project, I just played a minor role, and the main work was done by the team.