variable-rate certificate of deposits

例句：

1. 1.We decided to open a variable-ratesavings account for our daughter's educationfund.
   我们决定为我们女儿的教育基金开设一个可变利率储蓄账户。
2. 2. The bankoffers variable-rate certificates of depositwith competitive interest rates, making it anattractive option for investors.
   这家银行提供具有竞争力利率的可变利率定期存款证，对投资者来说是一个吸引人的选择。
3. 3.With the variable-rate certificates ofdeposit, you can save money while enjoyingthe flexibility of choosing your own interest rate.
   通过可变利率定期存款证，你可以节省资金的同时享受选择自己利率的灵活性。