discourse
/ˈdɪskɔ:s; `dɪskɔrs/ n
1 [C] (fml 文) lengthy and serious treatment of a subject in speech or writing 论文; 演讲.
2 [U] (linguistics 语言) continuous piece of spoken or written language （口头或书面的连贯的）语段, 话语
analyse the structure of discourse 分析语段结构
[attrib 作定语]
discourse analysis 话语分析.
discourse / dɪˈskɔ:s; dɪ`skɔrs/ v [Ipr]
~ on/upon sth (fml 文) talk, preach or lecture about sth (usu at length) （通常长篇大论地）论说、 宣扬或讲授某事物
The speaker discoursed knowledgeably on a variety of subjects. 演讲者头头是道地论述了一系列问题.