For example, dancers can express themselves, even change the whole mood of the scene through a facial expression.

例如，舞者可以通过面部表情来表达他们自己的感情，甚至能够改变这个情景的意境。

youdao

Smiling is much more then just a facial expression.

微笑绝不仅仅只是普通的面部表情。

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Smile is a facial expression, has nothing to do with happiness.

笑只是个表情、与快乐无关。

youdao

They looked into the cameras with a neutral facial expression.

VOA: special.2009.11.24

It is a basic emotion with a characteristic facial expression.

这是很基本的一种情绪,还伴有特定的面部表情。

耶鲁公开课 - 心理学导论课程节选

It has a distinctive facial expression again.

又一次有了与众不同的面部表情。

耶鲁公开课 - 心理学导论课程节选

Hunters also can choose a facial expression and opt for a paws-up or paws-down pose.

WSJ: After Long Hibernation, Taxidermists Make a Killing During Bear Season

"Finally (when I) knew that I won, I just took off my mask with a facial expression that my friend said looked like I had just woken up because I was still concentrating!"

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Each has a unique facial expression, posture and hairstyle.

CNN: ASIANOW - TIME Asia | Visions of China: Xi'an