character

/ˈkɛrɪktər/

an imaginary person represented in a work of fiction (play or film or story)

中文释义：角色；人物

The main character in the novel undergoes a profound transformation.

小说中的主角经历了深刻的转变。

She played a supporting character in the film, but her performance was memorable.

她在电影中扮演了一个配角，但她的表演令人难忘。