[no obj.](formal)speak at length (正式)作长篇演说,夸夸其谈地讲话 he reportedly would perorate against his colleague. 据传他会长篇大论地讲同事的坏话。 ■(archaic)sum up and conclude a speech (古)(演说时)致结束语,总结 the following innocent conclusion with which she perorates. 她作为结束语的如下无知结论。
语源
early 17th cent.: from Latin perorat- 'spoken at length', from the verb perorare, from per- 'through' + orare 'speak'