Cách sử dụng
The expression "pay off" means to have a successful outcome or result after putting in a lot of effort, time, or money. It can be used in various situations, such as paying off a debt, working hard to achieve a goal, or investing in something that yields positive results. For example, if you work hard to study for a test and you get a good grade, you can say "my hard work paid off." Similarly, if you invest money in a business and it becomes successful, you can say "my investment paid off."