This is the 4214th most frequent Korean word.
지난해에
"지난해에" means "last year."
In this sentence, '지난해에' signifies the time frame of the action, 'last year', showing when the graduation occurs.
지난해에 저는 학교를 졸업했습니다.
Last year, I graduated from school.
Here, '지난해에' denotes the period during which the memories were formed, providing context for the time.
지난해에 우리는 많은 추억을 만들었어요.
Last year, we created many memories.
In this example, '지난해에' serves as the comparative timeframe to evaluate changes occurring from last year to this year.