expatiate
英语音标
英式：[ɪkˈspeɪʃieɪt]美式：[ɪkˈspeɪʃieɪt]
英语翻译
v.详述；细说；漫游
英语例句
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。