This is the 6872nd most frequent Chinese word.
游离
"游离" means "to drift, separate, or be free/unassociated."
In this sentence, '游离' is used to describe someone's mind or thoughts being unfocused or wandering away from the subject.
他的思绪总是在课堂上游离。
His thoughts often drift in class.
Here, '游离' refers to something not bound or tied to a specific location, such as gas molecules being free-floating in the environment.
游离的气体迅速散布于整个房间。
The free-floating gas quickly spread throughout the room.
In this instance, '游离' indicates a sense of separation or drifting apart from a certain concept or values.