主角 (zhǔ jué): leading role, protagonist

The female lead in this movie is a young newcomer. Her performance was very natural and moved countless viewers.

The director is choosing the lead for his new play. Many famous actors came to audition, and the competition was fierce.

Although he wasn't the main player in this match, his assist at the critical moment helped the team win.

The protagonist of this novel is an ordinary rural boy who eventually changed his fate through his own efforts.