练习可以帮助你认识到自己的错误，提高自己演讲和身势语言水平。
Practice helps you identify your mistakes, improve your speech and body language.
身势语如手势、表情、姿势等就是一种非语言交际手段。
Body language such as gesture, expression, and posture is a kind of the non-verbal communication.
作为非语言表达手段的身势语在言语交际过程中起着重要的辅助作用。
Kinesics language, as means of non - verbal expressions, plays an important aided role in verbal communication.
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