Abel is a keeper of sheep. He represents the nomadic pastoralist, unlike Cain who is the tiller of soil, so he represents more settled urban life.

亚伯是一个牧羊人，代表着不断迁徙的牧场主，而该隐是一个农夫，他代表在城市定居的人。

耶鲁公开课 - 旧约导论课程节选

He's a bird keeper.

他是一个鸟类管理员。

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And ironically you sense, when you read this that even though Cain intends this as a rhetorical question "Am I my brother's keeper?"--in fact, he's right on the money.

当读到这一段的时候，你能感觉到其中的讽刺意味,尽管该隐的回答是一个设问句,“难道我是他的看守吗？“，事实上，指钱的话，他说的是对的。

耶鲁公开课 - 旧约导论课程节选

So this line represents the expected payoff of shooting to the middle as a function of the probability that the goal keeper dives to the right.

这条线表示从中路射门时罚球者的收益,是门将扑向右路概率的一个函数

耶鲁公开课 - 博弈论课程节选

Is that right? So no: to say it another way, middle is not a best response to any belief I can hold about the goal keeper, to any belief.

我说的没错吧,或者换个说法,从中路射门无论在何种信念下,都不是一个最佳对策

耶鲁公开课 - 博弈论课程节选

So the payoff here is something like u1 if the goal keeper dives to the left is equal to 4, by which I mean there's a 40% chance of scoring.

收益u1表示门将扑向左路时,罚球者从左路进攻的收益是4,也就是说球被射入球门的概率是40%

耶鲁公开课 - 博弈论课程节选