phrase
C1
Not usually available at that time.
Strawberries are out of season at the moment.
딸기는 지금 제철이 아닙니다.
C2
During a period of the year when few people are there.
I prefer to travel out of season.
저는 비수기에 여행하는 것을 선호합니다.
translation
제철이 아님, 비수기