This is the 16921st most frequent Korean word.
상대국과
"With the other/partner country."
Here, '상대국과' pertains to a nation with which diplomatic interactions are maintained.
상대국과의 외교 관계는 매우 중요합니다.
Diplomatic relations with the counterpart country are very important.
In this usage, '상대국과' highlights the context of international trade agreements and partnerships.
상대국과 무역 협정이 체결되었습니다.
A trade agreement has been concluded with the counterpart country.
In this sentence, '상대국과' refers to cooperation or collaboration with another nation in an effortful and coordinated manner.