美国世界一流大学形象的多模态话语建构

——基于三所大学官方网站的分析

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中图分类号：H0-06 文献标识码：A 文章编号：2096-4110（2025）04（a）-0173-04

Abstract： Underthecurent backgroundof globalization，theinternationalcompeitioninhighereducationhas bcomeincreasinglyintense.Toaccessbeterglobalresources，universitiesotonlysrivetoenhancetheireducationalqualityandmanagement standardsbutalsocommit toelevating theirreputationwhileshapingand promotingapositiveuniversityimage.Asoneofthemost directwindowsforpublicunderstandingofuniversities，oficialuniversitywebsitesntonlyprovidefirsthandinformationbutmore importantlyservetopresenttheuniversitysimagetothepublic.ThisstudytakesthreeU.S.universitiesrankedinthetopofthe 2025QSWorldUniversityRankings—MasachusetsInstituteofTechnology（MIT），HarvardUniversityandStanfordUniversityas casestudies.Usingtextualandvisualmaterialsfromtheiroficial websitesastheresearchcorpus，itemploysWodak'sdiscourse strategiesandHart’smultimodalteorytoanalyzethemultimodaldiscourseconstructionofthimagesofAmericanworld-casuniversity.

KeyWords：World-classuniversities;Multimodality;Imageconstruction;Discoursestrategies;Universitywebsites;Univesity rankings

含人为塑造的痕迹。（剩余5581字）