This is the 4406th most frequent Korean word.
한계
Limit; boundary.
The word '한계' here refers to the boundaries or limits of one's ability or capacity.
그는 자신의 능력의 한계를 인정해야 한다.
He must acknowledge the limits of his ability.
In this sentence, '한계' denotes the physical or mental limitations that humans may face.
인간의 한계는 극복할 수 있다고 믿습니다.
I believe that human limits can be overcome.
Here, '한계' describes the restrictions or limitations related to time.