cornerstone ；

[例句] 为了在天堂里建造大厦我把奠基石放在人间. I laid foundation on earth for a mansion in heaven.

[例句] 事实上, 它已成为现代国际贸易理论的奠基石. Indeed, it has come to be the cornerstone of modern thinking on international trade.

[旧] sacrifice wine as offerings to the spirits of the dead，libation ；

[例句] 又用精金作桌子上的器皿、就是盘子、调羹、并奠酒的瓶、和爵. The poles for carrying the table were made of acacia wood and overlaid with gold.

[例句] 16又用精金作桌子上的器皿、就是盘子、调羹、并奠酒的瓶、和爵. The poles for carrying the table were made of acacia wood and were overlaid with gold.