bedrock

英 [ˈbedrɒk]

美 [ˈbedrɑːk]

n.  牢固基础; 基本事实; 基本原则; 基岩(松软的沙、土层下的岩石)

过去分词：bedrocked　复数：bedrocks　

TOEFL

Collins.1 / BNC.15095 / COCA.12485

牛津词典

noun

• 牢固基础；基本事实；基本原则
  a strong base for sth, especially the facts or the principles on which it is based
  1. The poor suburbs traditionally formed the bedrock of the party's support.
     贫穷的郊区在传统上构成了支持该党的牢固基础。
  2. Honesty is the bedrock of any healthy relationship.
     诚实是维持一切良好关系的基本原则。
• 基岩（松软的沙、土层下的岩石）
  the solid rock in the ground below the loose soil and sand

柯林斯词典

• N-SING 根本原则；基础；基石
  Thebedrockof something is the principles, ideas, or facts on which it is based.
  1. Mutual trust is the bedrock of a relationship...
     互信是交往的基石。
  2. 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。
  3. ...the bedrock principles of British democratic socialism.
     英国民主社会主义的根本原则
• N-UNCOUNT 基岩
  Bedrockis the solid rock in the ground which supports all the soil above it.
  1. It took five years to drill down to bedrock.
     耗时五年才钻到了基岩。

英英释义

noun

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

双语例句

• These are the principles that form the bedrock of American society.
  这些是构成美国社会基础原则。
• Bedrock beneath Hebgen Lake warped and rotated, causing a seiche in the lake.
  赫布根湖底的基岩发生了翘曲和旋转，引起湖中浪涌。
• Deep gorges gouged hundreds of metres into the bedrock;
  深峡在岩床中凿人了几百米；
• Cindy Goodman: When we bought it, we were told it was on bedrock, never a problem.
  辛迪·古德曼：当我们在这里买房子的时候，他们告诉我们房子是建在基岩上的，永远不会出问题。
• They were the distinguishing foundation of all human societies; the bedrock on which all else came to be erected.
  它们是所有人类社会特有的基础；并逐步建立其它一切东西的奠基石。
• The layer of soil between the topsoil and bedrock.
  位于上层土和岩床之间的一层土壤。
• It took five years to drill down to bedrock.
  耗时五年才钻到了基岩。
• Beneath the B-horizon and above the bedrock; consisting of weathered rock.
  土层中位于B层之下岩床之上的一层；由风化的岩石组成。
• The upper part of the bedrock is gray sandstone, and the lower part is purplish red sandy mudstone.
  基岩上部为灰色砂岩，下部为紫红色砂质泥岩。
• Despite this bedrock sameness, HP and IBM are pushing forward on different paths.
  尽管历史底蕴非常相似，但惠普和IBM的发展道路大不一样。