This is the 2959th most frequent Korean word.
체계
"체계" means "system" or "framework."
In this sentence, '체계' is part of an adverb to describe doing things in an orderly, systematic manner.
그는 체계적으로 일을 처리하는 방식을 선호합니다.
He prefers handling tasks in a systematic way.
'체계' here is used as part of an adjective describing a planned, organized approach.
체계적인 접근 방식은 문제 해결에 효과적입니다.
A systematic approach is effective for solving problems.
Here, '체계' is used to describe the organized arrangement or system structure.