Their first answer was well you have to remember we were set up in Abe Lincoln's day to manage the national banks--that's our mission.

他立刻回答道,你应该记得,我们机构是在林肯那个时代建立的,我们的任务仅仅是管理本土的银行。

耶鲁公开课 - 金融市场课程节选

Different agencies were formed at different times and they have specific missions.

在不同的时候，拥有着特别任务的,新机构将会被建立起来。

耶鲁公开课 - 金融市场课程节选