으로 들어왔어요

came in through

→ 으로
phrase Uncommon #6,987
came in through 으로 marks the direction or route of entry; 들어왔어요 is the polite past form of 들어오다, “to come in.”
KO: 저는 문으로 들어왔어요.
EN: I came in through the door.