The Federal Funds Rate is a rate that is targeted by the Fed and it's their principle target.

联邦资金利率是,一个被联邦瞄准的比率,并且是他们主要的目标。

耶鲁公开课 - 金融市场课程节选

The Federal Funds Rate is the rate that banks borrow and lend to each other overnight.

联邦资金利率是,一夜间银行之间借进与借出的比率。

耶鲁公开课 - 金融市场课程节选

The Federal Funds Rate is an overnight lending rate between banks.

联邦资金利率是,银行之前的一夜的借款比率。

耶鲁公开课 - 金融市场课程节选