皮盼资讯网移动版

Media organizations are utilizing "live video broadcast" as a new tool. This article reviews the role live video broad cast in disaster report and examines the three forms of live video broadcast in the coverage of the COVID-19 outbreak. Based on the analysis of the "media-converging live broadcast"， "non-decorative slow broadcast" and "cross-platform TV broadcast"，the article demonstrates that the application of diverse elements enhances the effect of communication，the cross-platform and multi- tier broadcast expands the scope of communication and high-frequency agenda-setting improves the positive guiding effect of public opinion. The article also points out that while media organizations take advantage of the form of "live broadcast"，they should also keep an eye on the communication boundaries and guard against the potential tendency of over-entertainment in live broadcast.

Keywords：live video broadcast，disaster report，COVID-19，report of the fight against the epidemic

(责编：燕帅、赵光霞)