A real happiness smile, what's known as a Duchenne smile, after a neurophysiologist who studied it, involves moving the eyes.

真正开心的微笑是杜乡式微笑，在一个神经心理学者研究后发现，包括眨眼睛。

耶鲁公开课 - 心理学导论课程节选

So, he writes: To the psychologist alone can such questions occur as: Why do we smile when pleased and not scowl?

他这样写到：,对哲学家本身说,会出现这些问题：,为什么开心时我们微笑而非皱眉？

耶鲁公开课 - 心理学导论课程节选

She is also a PhD candidate in Economics and is doing research on the behavior of options prices in a phenomenon called the "Options smile," as she's smiling at me right now.

她也在攻读经济学博士学位,目前正在研究"期权微笑",也就是,期权隐含波动率微笑现象中的价格变动趋势,她现在正对我微笑呢

耶鲁公开课 - 金融市场课程节选

such as a distinction between the Pan Am smile, a greeting smile, versus a genuine smile of happiness?

像泛美式微笑，问候式微笑，同真心微笑的区别？

耶鲁公开课 - 心理学导论课程节选

So, you have two sorts of smiles: A real happiness smile a Duchenne smile--called--also known as the Duchenne smile, and then a Pan Am smile, or greeting smile.

所以，有两种微笑：,真正开心的微笑,杜乡式微笑，泛美式微笑，或问候式微笑。

耶鲁公开课 - 心理学导论课程节选

But it was a big, fake smile, the Pan Am smile, a smile to communicate "hello" and but it's as opposed to a smile where the communication is that of genuine happiness.

但那是大大的，虚假的微笑，泛美式微笑，微笑意味着你好,但与微笑截然相反,交流时微笑是真正开心的。

耶鲁公开课 - 心理学导论课程节选