This is the 2956th most frequent Korean word.
철저하게
Thoroughly.
Here, "철저하게" is used to emphasize the meticulous and comprehensive nature of the planning.
그는 철저하게 계획을 세웠다.
He thoroughly planned.
In this sentence, "철저하게" conveys the necessity of being meticulous and cautious.
우리는 철저하게 주의를 기울여야 합니다.
We must be thoroughly careful.
Here, "철저하게" emphasizes the complete and rigorous process of investigation.