bedrock是什么意思？

bedrock

英[ˈbedrɒk] 美[ˈbedrɑk]

• n. 牢固基础，基本事实，基本原则，最低点，基岩；

例句

• A portion of bedrock or other stratum protruding through the soil level. 露出地表的一部分基岩或其他地层.
• The primary coastline of the port was bedrock embayment and composed of Mesozoic granite. 三亚港原始岸线为基岩港湾海岸,由中生代花岗岩构成.
• Petroleum or oil photogeology is primarily an evaluation of bedrock conditions. 石油或石油摄影地质主要是研究基岩情况的.
• Mutual trust is the bedrock of a relationship. 互信是交往的基石。
• It took five years to drill down to bedrock. 耗时五年才钻到了基岩。
• Working-class voters form the bedrock of Labour's support. 工薪阶层选民是支持工党的基本力量。
• Mutual trust is the bedrock of a relationship... 互信是交往的基石。

英语六级真题

Unlike floating ice shelves which have little impact on sea level when they break up, the ice sheet is anchored to bedrock will blow the sea surface.
出自-2010年12月听力原文

柯林斯高阶英汉双解学习词典释义

• N-SING
  根本原则；基础；基石
  The bedrock of something is the principles, ideas, or facts on which it is based.
  例句
  Mutual trust is the bedrock of a relationship... 互信是交往的基石。 Working-class voters form the bedrock of Labour's support. 工薪阶层选民是支持工党的基本力量。
• N-UNCOUNT
  基岩
  Bedrock is the solid rock in the ground which supports all the soil above it.
  例句
  It took five years to drill down to bedrock. 耗时五年才钻到了基岩。

英英词典释义

• Noun
  1. solid unweathered rock lying beneath surface deposits of soil
  2. principles from which other truths can be derived;
  "first you must learn the fundamentals""let's get down to basics"

行业词典

• 体育： 岩床；
  公路科技： 基岩；
  地理学： 基岩；
  地质学： 基岩；