电视节目主持人在电视事业的发展中扮演着重要角色,承担着文化责任,社会责任和媒介责任。电视媒体的属性决定了电视主持人的角色定位,使他们不但具有社会影响力,更具市场号召力。本文旨在对主持人角色进行历史的分析,力图用媒介经济学的理论,对主持人角色张力进行探讨。 TV presenters play an important role in the development of television undertaking cultural responsibility, social responsibility and media responsibility. The attributes of the television media determine the role of TV presenters so that they not only have social influence but also market appeal. The purpose of this paper is to conduct a historical analysis of the role of the host, trying hard to use the theory of media economics to discuss the tension of the host role.