foun·da·tion stone
noun/faʊnˈdeɪʃn stəʊn/
/faʊnˈdeɪʃn stəʊn/
- a large block of stone that is put at the base of an important new public building in a special ceremony
基石，奠基石（重要公共建筑奠基典礼时放置） - to lay the foundation stone of the new museum
为新建博物馆奠基
- to lay the foundation stone of the new museum
- a basic or essential element of something
基础；基石 - Family life is one of the foundation stones of society.
家庭生活是社会的基石之一。
- Family life is one of the foundation stones of society.