variable-rate gilt-edged bonds

例句：

1. 1. The variable-rate mortgage is a type of loan that allows you to adjust the interest rate based on market conditions.
   可变利率抵押贷款是一种允许您根据市场条件调整利率的贷款类型。
2. 2. The variable-rate bond is a type of investment that pays interest at a fixed rate over a certain period.
   可变利率债券是一种在一定时期内以固定利率支付利息的投资方式。
3. 3. The variable-rate electricity plan allows customers to adjust their energy usage and receive discounts for doingso.
   可变费率电力计划允许客户调整他们的能源使用量，并为此获得折扣。