And, we enter into a contract. You walk in here, you have certain expectations of me.

我们就定下了契约，我走进来，你对我会有所期待。

麻省理工公开课 - 固态化学导论课程节选

Hobbes realizes this is a difficult and uphill task that he has set for himself.

霍布斯意识到他已经给自己,定下了一个困难而艰巨的任务。

耶鲁公开课 - 政治哲学导论课程节选