柯林斯词典expatiate /ɪkˈspeɪʃɪˌeɪt/ 1. V to enlarge (on a theme, topic, etc) at length or in detail; elaborate (on) 阐述(主题、话题等) 返回 expatiate剑桥词典to speak or write about something in great detail or for a long time 长篇大论；赘述；详述 She expatiated on/upon her work for the duration of the meal . 饭桌上她一直在滔滔不绝地谈她的工作。 返回 expatiate