摘要:The paper views "what" as a condensed relative,analyzes its features and the application of the transformation from noun clause to the attributive clause,and exploits its special usage.By analysis of "what" as a condensed relative pronoun,condensed relative adverbs are introduced and extended.The introduction of condensed conjunctions can help readers out of the traditional rules of grammar,and flexibly understand the meaning of the sentence,which can improve English learning and application.%文章将what理解为缩合连接代词,分析了what作为缩合连接代词的特点及在名词性从句向定语从句转化中的应用,挖掘了其特殊用法。在分析what作为缩合连接代词的基础上,引出缩合连接副词,对其进行了延伸。缩合连接词的引入可帮助读者跳出传统语法的规则,灵活理解句子的含义,有助于英语的学习和运用。