Starring means being the main character in a movie or play.
adjective [原级]最重要的演员的
Starring is an adjective that's used when someone's at the center of things, like a concert starring a famous cellist. “starring”是一个形容词,用于描述某人处于事情的核心位置,比如一场由著名大提琴手领衔的音乐会。