play the role of
... with learners, you must constantly play the role of clarifier or definer.Your role is to help the...teacher.It also involves systematic investigation of the problem and proposing of concrete solutions...
請參考： By playing the role of bridge between the original supplies and the production line... zero accident effectively. I will control and manage the buffer area well enough to maintain the smooth routine production line...
1.A beautiful girl is playing the role of the dancer. （舞蹈家的角色） 2.The actor... six months to build the set for the movie. （為這部電影建造佈景）