Cách sử dụng
The expression "set in" means that something is becoming established or fixed in a particular place, situation or time. It can be used to describe something that has gradually started to happen and is now firmly established. For example, winter might "set in" when the weather gets colder, and it becomes clear that the season has arrived. It can also be used to describe a mood or feeling that has started to take hold and is difficult to shake off. "Set in" can be used in various contexts, such as weather, emotions, habits, or events, to imply that something has reached a point of permanence or inevitability.