This is the 10206th most frequent Korean word.
관해서는
"Regarding" or "about."
This sentence uses '관해서는' to express the topic or focus of the statement, translating to 'regarding' or 'about'.
그 문제에 관해서는 이미 논의가 끝났습니다.
Regarding that issue, the discussion is already over.
Here, '관해서는' introduces the subject of '환경 보호', highlighting what the following statement pertains to.
환경 보호에 관해서는 우리 모두가 신경을 써야 합니다.
We all need to care about environmental protection.
In this example, '관해서는' is used to specify the topic of the following discussion, indicating focus on '그 책의 내용'.