1. give money for付錢
I have paid for these pens. 我已付過這些鋼筆的錢了。
You pay for it at the time you order it. 你訂購時就得付款。
2. have trouble because of因…而付出代價
When Bob could not get a good job,he realized he had to pay for all the years of fooling around instead of working hard in school. 當鮑勃找不到理想的工作時,他意識到了這些年來他遊手好閒,在學校不用心讀書,因而得付出代價。
If you don't work now, you'll pay for it later when you fail your exams. 你現在不好好學,到考試不及格時就得為此而付出代價。