cornerstone

英 [ˈkɔːnəstəʊn]

美 [ˈkɔːrnərstoʊn]

n.  基石; 奠基石; 最重要部分; 基础; 柱石

复数：cornerstones　

TEM4TEM8

Collins.1 / BNC.13995 / COCA.9822

牛津词典

noun

• 基石；奠基石
  a stone at the corner of the base of a building, often laid in a special ceremony
• 最重要部分；基础；柱石
  the most important part of sth that the rest depends on
  1. This study is the cornerstone of the whole research programme.
     此项研究是整个研究计划的基础。

柯林斯词典

• N-COUNT 基石;基础;最重要的部分
  Thecornerstone ofsomething is the basic part of it on which its existence, success, or truth depends.
  1. Research is the corner-stone of the profession.
     研究是这一职业的基础。

英英释义

noun

• a stone at the outer corner of two intersecting masonry walls
• a stone in the exterior of a large and important building
• the fundamental assumptions from which something is begun or developed or calculated or explained
  1. the whole argument rested on a basis of conjecture
  Synonym:basisbasefoundationfundamentgroundwork

双语例句