noun🔗Share고정 장치, 잠금 장치A hook or similar restraint used to fasten things together; fastener."The fastenings on my backpack were broken, so all my books fell out. "내 배낭의 잠금 장치가 고장 나서 책이 모두 쏟아졌다.itemutilitydeviceChat with AIVocabulary GamePractice Reading
