adjective🔗Share관이 없는Having no duct."The new refrigerator is ductless, so it doesn't need to be connected to a wall vent. "새 냉장고는 관이 없어서 벽 통풍구에 연결할 필요가 없습니다.anatomyphysiologybiologymedicineChat with AIVocabulary GamePractice Reading