벽을

wall

→ 벽
phrase Uncommon #11,373
wall 벽 means “wall,” and 을 is the object marker, used when the wall is the object of a verb.
KO: 벽을 조심해서 돌아가세요.
EN: Go around the wall carefully.

화가 나서 벽을 찼어요.

I was so angry that I kicked the wall.

, 벽을 봐요!

Okay, look at the wall!

— 좋은 친구들 (1990)

벽을 조심해서 돌아

Be careful as you go around the wall.

— 타이타닉 (1997)