fix rate certificate of deposit

例句：

1. 1. He decided to invest in a fixed-rate certificate of deposit for his retirement fund.
   他决定投资于一个固定利率的存单，为他的退休基金。
2. 2. The bank offers competitive interest rates on its fixed-rate certificates of deposit.
   该银行提供其固定利率存单的有竞争力的利率。
3. 3. The company's policy is to offer the highest possible interest rates on its fixed-rate certificates of deposit.
   该公司的政策是为其固定利率存单提供最高可能的利率。