But the look on everyone's face, when you are finished and packing, it is the best smile in the world;

VOA: special.2009.03.22

And my bet also is that that sort of distinction, how much teeth you show when you smile, is the sort of thing that would show regional and country by country differences.

我打赌区别还在于，微笑时你露了多少颗牙齿，这可以看出地区和国家的不同。

耶鲁公开课 - 心理学导论课程节选

But of course, when you imagine the Cheshire Cat only having the smile there, you're still imagining the cat's lips, teeth, maybe tongue, whatever it is.

但是当然,当你想象笑脸猫只剩下微笑的时候,你仍然想象着它的嘴唇,牙齿 或许还有舌头,不管是什么

耶鲁公开课 - 死亡课程节选

You might imagine that people smile when they're happy.

你可能想象人们在高兴的时候微笑。

耶鲁公开课 - 心理学导论课程节选