在本章讨论过的所有演讲特点中，对北美人来说，在公共演讲场所最重要的一点是眼神的交流。
Of all of the delivery features discussed in this chapter, the most important one in a public speaking situation for North Americans is eye contact.
精炼正是历史上最伟大的演讲的一些显著特点之一。
Brevity is only one of the several noteworthy aspects of what is surely one of the greatest speeches ever made.
此次演讲他将简要介绍古琴艺术的起源、演奏技法和欣赏特点，以及与中国古典诗歌之间的紧密关系。
Today he is going to give a lecture on the origin, playing skills and appreciation of Guqin art, and also the close relation between Guqin and ancient Chinese poetry.
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