我们在演讲大厅附近挖掘，看看能发现什么类型的手工艺品——就是人们之前用过的，在建造校园时被埋掉的东西。

We are excavating near the lecture hall to see what types of artifacts we find—things people used in the past that got buried when the campus was constructed.

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“现场站立思考”是指能够快速组织自己的观点，不要提前准备便能针对某个主题发表演讲，这种类型的演讲常常被称为即席演讲。

This type of speech is often called an impromptu speech.

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为了帮助解答演讲的具体问题，我们将影响发言的无文字行为分为三大类型：肢体语言、眼神交流、面部表情。

To help answer specific questions about presenting a speech, we will consider three major categories of nonverbal behavior that affect delivery: body language, eye contact, facial expression.

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