Cách sử dụng
The expression "a flash in the pan" means something that appears to be successful or important for a brief moment but then quickly fades away or fails. It comes from the idea of a gun that makes a loud noise when the trigger is pulled but fails to actually fire the bullet, thus being worthless. This phrase can be used to describe a short-lived success or a promising start that doesn't lead to anything significant in the long term. For example, a new restaurant may receive a lot of attention and praise in its first week, but if it doesn't consistently deliver high-quality food and service, it may be considered a flash in the pan.