Linchpin
01
핀, 축
pin inserted through an axletree to hold a wheel on
02
핵심, 키 요소
a crucial element that holds something together or provides stability and support
예시들
The treaty acted as the linchpin of diplomatic relations between the two nations, preventing conflict.
그 조약은 두 나라 사이의 외교 관계의 핵심 역할을 하며 갈등을 방지했습니다.
