Moreover they can also borrow from the Federal Reserve Banks when they're in trouble and need money and that's supposed to help prevent banking crises.

更多的是，当它们陷入困境,需要钱时可以,从联邦储备银行那里借钱,这样可以帮助阻止银行业危机的产生。

耶鲁公开课 - 金融市场课程节选