0 to feel sorry about a situation, especially something that you wish you had not done -- 후회하다
1 used to say that you are sorry that you have to tell someone about a situation -- 후회하다
We regret that we cannot supply this information.
2 a feeling of sadness about a situation, especially something that you wish you had not done -- 후회
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
길이 아무리 길어도 차근차근 완주할 수 있고, 발자국을 표시하지 않으면 아무리 길이 짧아도 완주할 수 없습니다.