cameo
Definition
a brief appearance or role, especially by a well-known actor in a movie or TV show; a small carving on a gem or shell with a raised design.
中文 著名演员在电影或电视节目中的短暂出演或角色;宝石或贝壳上带有浮雕设计的小雕刻。
Example
"The director made a cameo appearance in the final scene of the film."