来自《耶鲁大学开放课程：心理学导论 第11集》
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Pan Am is a now defunct airline which had at that time泛美是一条现在已经废止了的航线 -
--They were--They don't call them stewardesses anymore以前 现在她们不再被叫做女乘务员了 -
but they're--the stewardesses would come in and they would smile.女乘务员会进来并且微笑 -
That was part of their job.这是她们的工作 -
But it was a big, fake smile,但是这是个大大的假笑 -
the Pan Am smile, a smile to communicate "Hello" And泛美微笑是一个说"你好"的微笑 -
--but it's as opposed to a smile但是它明显和 -
where the communication is that of genuine happiness.一个表达真正的高兴情感的微笑有所不同 -
The difference is around the eyes.最大的区别在于眼部 -
It's not the mouth. It's the eyes.不是嘴部 是眼部 -
A real happiness smile,一个真正的高兴的微笑 -
what's known as a Duchenne smile,有时又被称为杜兴微笑