This is the 1881st most frequent Korean word.
교체
Replacement; substitution.
Here, '교체' is used to indicate the act of replacing a specific component within equipment due to difficulty in repair.
전자제품 수리가 어려워서 부품을 교체하기로 했어요.
Since repairing the electronic device was difficult, I decided to replace its parts.
In this usage, '교체' is employed to depict the replacement of an abstract concept, such as a policy, with another.
정부는 오래된 정책을 새로운 정책으로 교체하였습니다.
The government replaced the old policy with a new one.
In this sentence, '교체' refers to the substitution of a member, specifically a player in a team, due to circumstances like an injury.