costar

costar 也作 co-star

n.（名词）
A starring actor or actress given equal status with another or others in a play or film.
合演明星：在一出戏剧或电影中与其他某一个人或某些人具有相同地位的明星男演员或女演员
v.tr.intr.（及物动词和不及物动词）
co.starred,co.star.ring,co.stars
To act or present as a costar.
作为合演明星演出或出场