1
discourse on/about sth
表示关于某个主题的正式演讲或论述。
The professor gave a lengthy discourse on the history of linguistics.
教授就语言学史发表了长篇论述。
话语；言谈；口头或书面表达
先理解核心含义，再看它在真实句子里的用法。
话语；言谈；口头或书面表达
expression in words, whether speech or writing
The professor gave a lengthy discourse on the history of linguistics.
教授就语言学史发表了长篇论述。
言语表达,口头或书面。
Expression in words, either speech or writing.
长篇言语表达(口头或书面)
extended verbal expression in speech or writing
谈话；对话。
A conversation.
布道
an address of a religious nature (usually delivered during a church service)
The professor's discourse on climate change was both informative and thought-provoking.
教授关于气候变化的演讲既富有信息量又发人深省。
Critical discourse analysis is an important method in linguistics.
批评话语分析是语言学中的一种重要方法。
Their discourse about the project lasted for hours.
他们关于这个项目的谈话持续了几个小时。
表示关于某个主题的正式演讲或论述。
The professor gave a lengthy discourse on the history of linguistics.
教授就语言学史发表了长篇论述。
指参与讨论或交流观点，常用于学术或正式场合。
Scholars from different disciplines engage in fruitful discourse.
来自不同学科的学者进行了富有成果的对话。
修饰名词时，表示某领域的特定话语体系。
The term has become part of mainstream political discourse.
该术语已成为主流政治话语的一部分。
Not this
He discoursed about the topic.
Use this
He gave a discourse on the topic.
英语中'discourse'作为动词时表示'论述'，但根据词典，此词在此仅作名词使用，应使用'give a discourse'结构，且介词应为'on'。
Not this
She presented a discourse about climate change.
Use this
She presented a discourse on climate change.
名词'discourse'后接话题时，常用介词'on'而非'about'，这是固定搭配。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
政治话语
The candidate's speech shaped the political discourse for weeks.
候选人的演讲影响了数周的政治话语。
学术话语
This journal is a forum for academic discourse on linguistics.
这本期刊是语言学学术话语的论坛。
公共话语
Social media has transformed public discourse dramatically.
社交媒体极大地改变了公共话语。
话语分析
She applied discourse analysis to the political speeches.
她将话语分析应用于政治演讲中。
话语社群
Researchers form a discourse community around their field.
研究者围绕他们的领域形成一个话语社群。
Use discourse naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想成dis（像discuss讨论）+course（课程），即谈论的课程：长篇演讲或谈话。
[object Object]
All listed words rhyme with 'discourse' (ending /ɔrs/). Words like 'worse' (/wɜrs/) are spelling lookalikes but do not rhyme.
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.