cornerstone
US /ˈkɔːr.nɚ.stoʊn/
UK /ˈkɔːr.nɚ.stoʊn/

名词
1.
基石, 基础
an important quality or feature on which a particular thing depends or is based
示例:
•
Trust is the cornerstone of any strong relationship.
信任是任何牢固关系的基石。
•
Education is the cornerstone of a prosperous society.
教育是繁荣社会的基石。
2.
基石, 奠基石
a stone that forms the base of a corner of a building, especially one laid at a formal ceremony
示例:
•
The mayor laid the cornerstone for the new library.
市长为新图书馆奠定了基石。
•
The date of construction was carved into the cornerstone.
施工日期刻在奠基石上。
在 Lingoland 学习这个单词