But I knew I was not really a White House reporter yet, because the woman holding my arm and smiling nervously was my mother.

VOA: special.2010.01.30

I think both of us would love to see your smiling faces, or at least your faces, even if you're not smiling at us every day.

我觉得我们俩都想,看到你们微笑的脸，或者至少是你们的脸，即使你们不是每天都朝着我们俩笑。

麻省理工公开课 - 计算机科学及编程导论课程节选

And this is my colleague, Marianne LaFrance, who is actually not smiling in that picture but she studies smiling and smiling in adults, smiling in children, smiling across cultures, and the different social uses of smiling.

另一位是我的同事，法国人玛丽安，她在照片上没有笑,但她研究微笑，成人的微笑，孩子的微笑，文明的微笑，微笑的不同社会功用。

耶鲁公开课 - 心理学导论课程节选

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。

耶鲁公开课 - 心理学导论课程节选

Smiling is also not uniquely human.

微笑不是人类特有的。

耶鲁公开课 - 心理学导论课程节选

First, I want to talk a little bit about facial expressions, which are ways in which we communicate our emotions not the only way, but an important way and look, in particular, at the case of smiling because it's kind of interesting.

首先，我要讲一点面部表情，这是我们在情感中的交流方式,不是唯一方式，但是重要的方式,看，特别是，拿微笑为例,这有点有趣。

耶鲁公开课 - 心理学导论课程节选