/ˈdɪskɔ:s ||; ˈdɪskɔrs/noun [C,U] (
formal 正式)
1 a long and serious discussion of a subject in speech or writing 演讲；论文
2 the use of language in speech and writing in order to produce meaning; language that is studied, usually in order to see how the different parts of a text are connected 语段；语篇: discourse analysis 语段分析