English rendering bar one’s heart Literal translation: “set a door bar”
To keep one’s thoughts firmly concealed rather than reveal them to others.
Dictionary example 1
그녀는 마음의 문에 굳게 빗장을 질렀다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text빗장을 지르다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
open the three gates To open the three gates of a palace or government office. 
Open the central gate for a distinguished guest Formerly, at a government office with three gates, specially open the central gate to welcome an important guest other than the office's high official. 
A prison without bars Figuratively, a place where control and surveillance leave one unable to move freely, much like a prison. 
Open the main gate Open the main gate when a person of high rank enters or leaves. 
Build an arch Make something such as a doorway in an arch shape. 
Cut a groove Cut grooves in frames for papered sliding doors, removable plank doors, or the like. 
Graduate from school Graduate from school. 
Work the door Slang: guard the entrance to a theater, entertainment venue, or the like. 
2 meanings open one’s doors To establish external relations in fields such as politics, economics, or culture. 
come and go secretly To come and go secretly without others knowing. Browse in Hangul order.
WORDROW Korean Idioms