償還的英語是：repay。
例句：
1、我將在下個星期償還欠他們的錢。
I'll?repay?the money I owe them next week.
2、銀行正在催我們償還貸款。
The bank is pressing us for?repayment of the loan.
3、償還債務可能要分批進行。
It might go part way to?repaying the debt.
4、這筆錢是帶息償還的。
The money was repaid with interest.
5、償還這些債務對我們的財務狀況形成了壓力。
These?repayments are putting a strain on our finances.
6、壹般的抵押借款，償還包括本金和利息兩部分。
With a conventional mortgage, the payments consist of both capital and interest.
7、問題在於償還按揭貸款—別的壹切事情都能對付。
The problem is paying the mortgage—everything else is liveable with.