Secondly, to investing ate body language's reflection of a person's psychology dividing into three parts, namely, facial expression, head action and movement of other parts of human body.

然后研究了肢体语言对一个人的心理的反映，分别从面部表情、头部动作和躯体动作三部分进行阐述。

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That has handset manufacturers studying color psychology, investing in materials research and consulting color forecasts.

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