When to use to clean in Korean
Korean: 청소하다[ cheong-so-ha-da ]

When to use it
"To clean" means to make a place or thing neat and not dirty. In Korean, 청소하다 is used for cleaning rooms, houses, classrooms, and other spaces. You can use it in daily situations like cleaning your room, the kitchen, or a school classroom.
Example sentences
저는 매일 방을 청소해요.
I clean my room every day.
우리는 교실을 같이 청소했어요.
We cleaned the classroom together.
아빠가 지금 부엌을 청소해요.
Dad is cleaning the kitchen now.
주말에 공원을 청소했어요.
I cleaned the park on the weekend.
"너 오늘 집 청소해?" "네, 청소해요."
"Are you cleaning the house today?" "Yes, I am."
여행 전에 차를 청소했어요.
I cleaned the car before the trip.