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Smile is important to everybody.

微笑对每个人都很重要。

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Interprets the smile is equally important. In her model, the.

解释它也是同等重要的。

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They'll smile appropriately, making an important point that smiling is not learned by looking at other people's faces.

他们会适当地微笑，说明微笑不是学习的，通过观察其他人的面部表情。