expatiate
v. 详述；细说；漫游
名词：expatiation 过去式：expatiated 过去分词：expatiated 现在分词：expatiating 第三人称单数：expatiates
近义词：lucubrate，expound，fleshout，exposit，expand，dilate，elaborate，enlarge，
英英释义
Verb
- add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing;
"She elaborated on the main ideas in her dissertation"
例句
- His deep knowledge of the historical background enabled him to expatiate upon the significance of the movement.他对于历史背景的深刻了解使他能够详细阐述这场运动的意义。
- The chairman expatiated for two hours on his plans for the company.董事长用两小时阐述了公司的规划。