This is the 336th most frequent Korean word.
시간을
"시간을" means "time" (accusative form).
시간을: Represents 'time' in the context of 'having a good time'.
우리는 저녁 먹으며 좋은 시간을 보냈어요.
We had a good time while having dinner.
시간을: Represents 'time' as an allocated resource or period for an activity.
저는 매일 공부할 시간을 확보하려고 노력합니다.
I try to set aside time to study every day.
시간을: Represents 'time' in the context of 'spending or wasting time' on an activity.