One experiment was designed by psychologist Robert Miller and his colleagues to see if a monkey could interpret another monkey's facial expression, a presumed indicator of emotion.

有一项实验是由心理学家罗伯特·米勒和他的同事们设计的，用来发现一只猴子是否能够解释另外一只猴子的面部表情，它被认为能显示感情的变化。

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Ekman and Friesen showed that forming certain facial expressions affects blood pressure and pulse rate, and, interestingly, can actually prompt the emotion that corresponds to that expression.

Ekman和Friesen说形成特定的面部表情将影响人的血压和脉搏，有意思的是这些也将产生与这种面部表情一直的情绪。

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Four questions about facial expression and emotion are discussed: What information does an expression typically convey?

讨论了有关面部表情的四个问题：面部表情一般能传递何种信息？

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Taken together, the two studies seem to indicate a direct relationship between ability to express emotion through facial expression, and the ability to experience emotion oneself, or identify it in others.

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