Cách sử dụng
The word 'overactive' is used to describe someone or something that is very active or has too much energy. For example, if a child is always running around and can't sit still, you could say they have an overactive imagination. If a person's immune system is too active and attacks healthy cells, it can be described as an overactive immune system. It is important to use this word in context, so that people understand what you are trying to convey.