noun🔗Share지하 통로A passage that crosses a road, railroad or similar obstacle in a tunnel underneath it."To get to school quickly, we used the underpass to cross the busy highway. "학교에 빨리 가기 위해, 우리는 붐비는 고속도로를 건너기 위해 지하 통로를 이용했다.architecturestructurewaybuildingtrafficChat with AIVocabulary GamePractice Reading