Discourse role switching is a pragmatic stratagem in that it betrays the participant's intention.

话语角色转换是一种语用策略，它透漏出交际者的内在意图。

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It was concluded that the appropriate discourse role awareness is the important premise of the discourse role adjustment.

本文通过对大量言语交际实例的定性分析，得出的结论有：（一）正确的话语角色意识是话语角色调整的重要前提。

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As one of the theoretical ramifications of pragmatics, the theory of the discourse role switching has received much attention in recent years.

作为语用学的一个理论分支，话语角色类型及其转换理论近年来受到了重视。

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Analysts say the advent of the born-frees has changed political discourse and obliged leaders to stop relying for votes on their role in the independence struggle.

VOA: standard.2009.11.27

As the main promoter of discourse, the teacher performs a fundamental role through nurturing the formation of strong group links throughout the course.

UNESCO: Country Profile: Uruguay

Art has an important role to play in the discourse around biotechnology because it can offer unique articulations of the complex, polarized and often emotionally charged responses the public has towards technology.

FORBES: Stem Cell Research Inspires Artistic Visions

"Improvements in our civil discourse and how we debate issues will certainly play a role in this year's State of the Union, " Gibbs said.

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