Pay Off 的多重涵義與用法

pay off (v.)
1.償清 : It took three years to pay off the debts.
2.有報償 : Hard work pays off.

payoff (n.) 重音在前面
ex : Improving English can bring you a payoff.

pay up 全部付清
ex: Pay up! ( 命令句，要求對方還錢)