Yet there is an unwritten contract at its heart: that the winners shall use some of their wealth to compensate the losers.

然而，它的核心却是一份不成文的契约：成功者要用他们的部分财富来给那些失意者以一定的补偿。

youdao

But in the States I think students come to class to learn as much from each other as from the teacher, and so participation is viewed positively and seen as part of the unwritten contract.

我认为，两者间最大的差别是，我们坚信课堂教学过程中，学生不但要向教授学习，更需要互相启发、分享见解，所以互动式教学是有积极意义的，也是一种美国式的约定俗成。

youdao

But in the States I think students come to class to learn as much from each other as from the teacher, and so participation is viewed positively and seen as part of the unwritten contract.

我认为，两者间最大的差别是，我们坚信课堂教学过程中，学生不但要向教授学习，更需要互相启发、分享见解，所以互动式教学是有积极意义的，也是一种美国式的约定俗成。

youdao