모퉁잇돌in English:cornerstone

Examples
with 모퉁잇돌.

• 이 건물의 모퉁잇돌은 1920년에 놓여졌다.I geonmul-ui motoongitdol-eun 1920-nyeon-e nohyeojyeotda.The cornerstone of this building was laid in 1920.