keystones

英 [ˈkiːstəʊnz]

美 [ˈkiˌstoʊnz]

n.  拱顶石; (计划、论据的)主旨，基础
keystone的复数

柯林斯词典

• 拱顶石
  Akeystoneis a stone at the top of an arch, which keeps the other stones in place by its weight and position.
• N-COUNT （政策、体系或进程的）基础，主旨
  Akeystone ofa policy, system, or process is an important part of it, which is the basis for later developments.
  1. Keeping inflation low is the keystone of their economic policy.
     将通货膨胀率保持在较低水平是他们经济政策的主旨。

双语例句

• Combined with software engineering method, this article introduces the function, developing method and design procedure for receiving software of remote sensing satellite receiving system. Keystones of software development in different phases are also provided;
  结合软件工程化的方法，详细介绍了遥感卫星接收系统接收软件的功能、开发方法、接收软件的设计过程，以及在不同阶段软件开发的重点；
• The keystones and difficulties for every chapter are proposed, and the testing system is constructed in the courseware.
  此课件总结了各章的重点内容和难点内容，并建立了自测系统，为学生学习和掌握本门课程提供了较好的条件。
• The validity research of the leading behavior is one of the keystones of the organizational behavior research.
  领导行为有效性研究一直是组织行为研究中的一个重点内容。
• The research of unsaturated soil will be one of the keystones in geotechnical engineering range in twenty-first century.
  非饱和土的研究将是二十一世纪岩土界研究的重点之一。
• The purpose of evaluating environmental management risk is to confirm the keystones of auditing. This paper discusses countermeasure, which includes collectivity auditing strategies and material auditing contents.
  评估环境管理风险是为了确定审计的重点，文章从总体审计策略和具体审计内容两个方面探讨了审计人员针对环境管理风险采取的应对措施。
• The rapid development of China economy raises higher requirements and challenges on the demanding of financing concerning railway construction and railway transportation equipment. Therefore, the promotion of railway investment and financing reform becomes one of the keystones for China Railways.
  我国经济的快速发展对铁路建设和铁路运输装备的融资需求提出了更高的要求和挑战，推进铁路投融资体制改革成为我国铁路的一项重点任务。
• The environmental appraisal of construction projects has two system and environment management have two keystones in our country for a long time.
  长期以来，我国对建设项目实行环境影响评价和三同时两项制度，建设项目环境管理工作有环保审批和竣工验收两个重点。
• To make the designs more historically accurate, Mr. Lasher drew inspiration from historic 17th-and 18th-century French buildings, giving the homes for French 1710 carved stone details such as niches, balconies, and keystones, along with slate roofs.
  为使设计的历史细节更精确，拉舍从17世纪和18世纪的法国历史建筑中吸取灵感，在French1710的住宅中运用了壁龛、阳台、拱心石和石板屋顶等石雕细节。
• In the face of this change, the agricultural mechanization, which is closed to the development of agricultural product and economy, should change its direction, service fields and keystones in work.
  作为与农业生产和农村经济发展密不可分的农业机械化，面对农业结构的战略性调整、农产品市场的逐步扩大开放和全球经济一体化的挑战，必须及时调整自己的发展方向、服务领域和工作重点。
• Introduced general situation of city agriculture in Hangzhou, explored the keystones and service model of agro-mechanization in city agriculture, put forward 6 sides of work to be done well in the future.
  介绍了杭州都市农业发展规划概况，指出要正确定位农机化在服务都市农业中的重点，探索了农机化在都市农业中的服务模式，提出今后农机化服务都市农业要做好6个方面的工作。