名詞 rate of interest:

1. the percentage of a sum of money charged for its use
   同義詞：interest rate

1. Our investment accounts return a high rate of interest.
   我們的投資項目利潤回報很高。
2. I'd rather go for a safe savings plan than one with a high rate of interest but a lot of risk
   我寧肯選擇安全儲蓄計劃，而不愿意冒很大的風險以獲取高利率。
3. The banks are lending money at a competitive rate of interest.
   銀行競相以低利率貸款。