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.

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。

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Nonverbal communication includes voice quality, eyes movement, facial expression and body movements such as gestures and change in body position.

非语言交际包括语音质量，眼睛运动，面部表情和身体的动作，如手势和身体姿势的变化。

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Gestures are a nonverbal means of expression.

打手势是一种非言语的表达方式。

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You may have sent introductory messages to only two people, and marked a few others with a wink a nonverbal expression of interest but Match will have hundreds of people in its database who have done a lot more on the site, and whose behavior yours seems to resemble.

NEWYORKER: Looking for Someone