oratory(n.1)
"正式公开演讲; 雄辩的艺术",来源于拉丁语 (ars) oratoria "演讲(艺术)",源自形容词 oratorius "演讲的或辩护的,涉及演讲家的",源自 ōrare "说话,祈祷,辩护"(参见 orator )。
Oratory is the art or the act of speaking, or the speech. Rhetoric is the theory of the art of composing discourse in either the spoken or the written form. Elocution is the manner of speaking or the theory of the art of speaking ...: the word is equally applicable to the presentation of one's own or of another's thoughts. [Century Dictionary]
Oratory 是口才或演讲行为的艺术。 Rhetoric 是有关以口语或书面形式构思演讲的理论。 Elocution 是演讲方式或演讲艺术的理论:该词同样适用于展示自己或他人的想法。[Century Dictionary]
该词起源时间:1580年代