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

• China's shale is heavily mixed with clay, unlike the brittle bedrock that surrounds American shale.
  中国页岩掺杂大量粘土，而美国页岩则由比较脆的基岩包裹。
• The practice proved that transient electromagnetic exploration has good effect in exploring bedrock and differentiating rock strata.
  实践证明：瞬变电磁勘探在勘探基岩及划分岩层方面效果较好。
• Knowledge is the bedrock of experience, knowledge and experience not only built on the quicksand.
  知识是经验的磐石，没有知识的经验只是建筑在流沙上。
• 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。
• 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。
• 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。
• Compliance and reporting have been the bedrock of these policies.
  服从和汇报一直是公司旅行政策的基础。
• The seismic performance of field and shoring structure under multi-point excitations at bedrock are analyzed using the generated multi-point artificial waves.
  利用生成的多点人工波分析了基岩多点激励下场地和支护结构的抗震性能。
• Mutual trust is the bedrock of a relationship
  互信是交往的基石。
• Once again, America's moral example must be the bedrock and the beacon of our global leadership.
  我再说一次，美国的道德榜样必须是我们作为世界领袖的基石和灯塔。