to lose track of time
01
to have no idea how much time has passed or what has happened
![to [lose] track of time definition and meaning](https://cdn.langeek.co/photo/44124/original/?type=jpeg "to [lose] track of time definition and meaning")
Idiom
例子
They frequently lose track of time while playing video games, often realizing it's already dawn.
to have no idea how much time has passed or what has happened
Idiom
