This is the 10572nd most frequent Korean word.
국외여행과
"국외여행과" translates to "overseas travel department" in English.
Here, 국외여행과 is used to indicate activities associated with traveling abroad.
국외여행과 관련된 준비는 매우 중요합니다.
Preparations related to overseas travel are very important.
In this case, 국외여행과 functions as part of a juxtaposition highlighting interests in travel abroad and cultural exchange.
그는 국외여행과 문화 교류에 관심이 많습니다.
He is very interested in overseas travel and cultural exchange.
Here, 국외여행과 is used to introduce the idea of coupling travel abroad with the opportunity for gaining experiences.