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

• 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。
• The mechanical behaviour of piles and bedrock was studied under different horizontal loads.
  测试不同横向载荷和岩体襟边宽度时桩及基岩的力学特性。
• Our morale really hit bedrock when we lost our last match.
  当我们输掉了最后一场比赛，士气降到了最低点。
• The layer of soil between the topsoil and bedrock.
  位于上层土和岩床之间的一层土壤。
• 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。
• Deep gorges gouged hundreds of metres into the bedrock;
  深峡在岩床中凿人了几百米；
• 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。
• 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。
• 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。