Cách sử dụng
The expression "flex your muscles" means to show off your strength or ability in a particular area. It can be used in situations where someone wants to demonstrate their skills to others or prove their capability to handle a task. It can also mean to assert your power or influence in a situation. For example, if someone is trying to start a new business, they might need to flex their financial muscles by investing a lot of money to make it successful. Or, in a sports match, a player might flex their muscles by making a remarkable play that shows off their ability to their opponents.