Under the new law, banks will be prevented from charging more than 4 percentage points above the central bank's base rate.

在该法案框架下，各商业银行禁止收取高于肯尼亚中央银行基准利率的利率，即4%。

During the crisis the spread between the central bank's policy rate and the interest rates commercial banks charged their customers for loans jumped.

在这次金融危机中，央行的政策利率与商业银行向客户收取的贷款利率差额大幅上升。