噪音水平代表了语言交流，而肢体语言则代表非语言类交流。

Noise levels served as a proxy for verbal communication; gestures, for the non-verbal sort.

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我是从看一些网上的非语言类的字典里面暗示的标准肢体语言开始的。

I started off by looking at some standard body language cues from a non-verbal dictionary on the web.

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一直以来，心理学家在不断研究非语言类的交流方式，比如小声嘀咕或者使个眼色之类的，这些口头语音和面部表情也能体现人的情感。

Psychologists have long studied the grunts and winks of nonverbal communication, the vocal tones and facial expressions that carry emotion.

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