晚上，和往常一样，凯伦和儿子玩桌上游戏，给他讲故事，逗得儿子咯咯直笑。然后，凯伦叫儿子出去玩会。

After their evening ritual of giggling over a table game and reading stories, Karen sent her son outside to play until bedtime while she agonized over the checkbook.

youdao

我无法理解你怎么还可以和别人说话，你怎么还可以笑…起来，我无法理解你怎么还可以和我们玩。

I couldn't understand how you could talk to people again, how you could laugh... again. I couldn't understand how you could play with us.

youdao

贺兰看他这样急，扑哧一笑，“我说着玩的，你倒和一个人一样，总是喜欢把我的玩笑话当真。”

The He orchid sees him so hasty, rush toward once the Chi smile, "I say to melodrama of, you pour with an individual alike, always like to take seriously my amusement words."

youdao

And Piaget's claim was one reason why they're surprised at peek-a-boo is you go-- you look at a kid, the kid's smiling and go, "Oh, peek-a-boo," and you close--and you cover your face and the kid says, "He's gone."

皮亚杰认为,他们对捉迷藏感到惊奇的一个原因便是,你凭空消失了,你看着婴儿,婴儿会对你笑,然后你和他玩捉迷藏,"躲猫猫",你用双手遮住了你的脸,婴儿会以为,"他不见了"

耶鲁公开课 - 心理学导论课程节选