当一个人撒谎时，他的面部表情会局限在嘴巴处(像高兴、欣喜、悲伤和敬畏)，而不是整张脸。

Expressions are limited to mouth movements when someone is faking emotions (like happy, surprised, sad, awe,) instead of the whole face.

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这种处理情感信息的过程大部分是通过和脸部的实际面部表情合作实现的：高兴的表情，悲伤的表情等等。

This work on omit dala of role on omit dala processing emotional information mostly comes from work with faces: effective face, happy faces, sad faces, and so on.

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他讲话时态度坚决，但面部表情却显得异常悲伤，有时眼睛也显得黯淡无神。

He spoke with firmness, but his face was very sad and his eyes at times were dim.

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