- pay off 还清（债务等）；得到回报
I have already paid off his money.
我已经还清了他的钱。
He expects to pay all his debts off shortly.
他预计不久就能还清全部欠债。
His hard work paid off when he got the promotion.
他升了职，他努力工作没有白费。
Smile and let everyone know that today you're a lot stronger than you were yesterday.
用微笑告诉世人，今天的你比昨天更加强大。