On the Evolution of Lexical Meaning of"Bei Shu"("背书")and Its Motivation
With the development of society,the phrase"Bei Shu"("背书")has been gradually endowed with new meanings in recent years.Its application range has expanded and application rate has gradually increased.Based on the relevant theory of extension of lexical meaning,this paper discusses the evolution of lexical meaning and the evolution mechanism of"Bei Shu"("背书"),holding that"Bei Shu"("背书")has undergone evolution of lexical meaning twice under the metaphorical mechanism.At the same time,it explores the evolution motivation of"Bei Shu"("背书")from the aspect of the internal language factors such as phonetics,grammar and pragmatics,and the aspect of external language factors such as public psychology,communication mechanism and social environment.
Bei Shu(背书)evolution of lexical meaningmetaphorical mechanismevolution motivation
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