1. The interest rates yo - yo'd between8and12percent.
   利率曾在百分之八到十二之间不断波动。
2. Interest is paid at the rate of 6 percent per year.
   每年的利率是百分之六。
3. The bank has been forced to slash interest rate.
   银行已被迫大幅度降低利率。
4. The interest rate for the savings account is 4.5 %.
   储蓄存款的利率是4.5%。
5. Falling interest rates present the firm with a new problem.
   利息一下降给公司带来了一个新的问题.

　1个名词解释