When to use line in Korean
Korean: 선[ seon ]

When to use it
The word "선" means "line." It is used for a straight mark on paper, a board, a map, or the ground. In school, you often use this word when you draw a line or look at lines in a notebook.
Example sentences
공책에 선을 그어요.
I draw a line in the notebook.
칠판에 긴 선이 있어요.
There is a long line on the board.
이 선 위에 이름을 쓰세요.
Write your name on this line.
운동장에 흰 선이 있어요.
There is a white line on the playground.
지도의 파란 선을 따라가요.
Follow the blue line on the map.
엄마가 종이에 선을 그었어요.
Mom drew a line on the paper.