kor: 큰 노력을 요하는

Information
has URI	http://lexvo.org/id/term/kor/%ED%81%B0%20%EB%85%B8%EB%A0%A5%EC%9D%84%20%EC%9A%94%ED%95%98%EB%8A%94

Meaning
means	(adjective) requiring more than usually expected or thought due; especially great patience and effort and skill; "found the job very demanding"; "a baby can be so demanding" demanding