laying of cornerstone

例句：

1. 1. The construction of the new hospital is complete, and the laying of the cornerstone has begun.
   新医院的建设已经完成，现在开始铺设奠基石。
2. 2.The architect carefully laid the foundation stone to ensure the stability of the structure.
   建筑师小心翼翼地铺设了基础石，以确保结构的稳定性。
3. 3.The cornerstone symbolizes the beginning of a new era, representing hope and progress for generations to come.
   基石象征着新时代的开始，代表着对未来几代人的希望和进步。