bedrock
US /ˈbed.rɑːk/
UK /ˈbed.rɒk/
名词
1.
基石, 基础
the fundamental principles on which something is based
示例:
•
Honesty is the bedrock of any healthy relationship.
诚实是任何健康关系的基石。
•
The bedrock of their economy is agriculture.
他们经济的基础是农业。
2.
基岩, 岩床
solid rock underlying loose deposits such as soil or alluvium
示例:
•
The engineers had to drill down to the bedrock to secure the bridge.
工程师们必须钻到基岩层以固定桥梁。
•
The soil layer is very thin above the bedrock in this area.
该地区的基岩上方的土层非常薄。