Discourse is spoken or written communication between people, especially serious discussion of a particular subject. (某专题的) 会话 serious conversation or discussion between people
…a tradition of political discourse.
[C, U] (formal) a long and serious treatment or discussion of a subject in speech or writing 论文；演讲
a discourse on issues of gender and sexuality
关于性别和性行为的论文
He was hoping for some lively political discourse at the meeting.
他希望在会上听到些生动的政治演讲。