English rendering Work around the clock Literal translation: “Day and night are not separate”
Continue an undertaking without distinguishing day from night
Dictionary example 1
그가 일을 할 때는 밤낮이 따로 없었다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text밤낮이 따로 없다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
Shared · 2 No matter how late Emphatically express determination to finish a matter no matter how late it takes. 
Shared · 2 even if it takes ten nights An emphatic expression for determination to finish something no matter how long it takes. 
Be utterly uninformed Someone ignorant of worldly affairs who knows nothing. 
Be conceited Another expression for being conceited or looking down on others. In the byeongja year, 1876, the thirteenth year of King Gojong's reign in Joseon, severe drought dried up reservoirs, called geon-bangjuk, “dry reservoirs”; the expression arose because this sounded like geonbangjida, “be conceited.” 
2 meanings Be affected by spring Lose appetite or become listless and thin in spring 
Race against time Hurry urgently, saving even the briefest time. 
make every second count To use time effectively without wasting it. 
Every few days With extremely frequent recurrence 
the long spring days The extremely long, tedious days of the third and fourth lunar months. 
A bride of less than three days A newlywed woman married for fewer than three days. Browse in Hangul order.
WORDROW Korean Idioms 