key는 영어로 무엇을 의미하나요? Lingoland와 함께 이 단어의 의미, 발음 및 구체적인 사용법을 알아보세요
열쇠
a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it.
핵심, 중요한
a thing that is of crucial importance to a situation, problem, or explanation.
핵심적인, 중요한
of crucial importance.