This is the 1105th most frequent Korean word.
관해
"관해" means "about" or "regarding."
In this sentence, '관해' serves as a connective word meaning 'regarding,' indicating the topic of interest or examination.
나는 과학에 관해 많은 자료를 조사했다.
I researched a lot of materials regarding science.
Here, '관해' again means 'regarding,' showing the subject of the discussion or dialogue.
문화와 역사에 관해 깊이 있는 토론을 하였다.
We had a deep discussion regarding culture and history.
In this context, '관해' expresses the topic under consideration, which is technological advancements.