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

• The influence research of the leadership is one of the keystones of the science of leadership, the factors restricting the formation and play of the leadership influence and how to enhance the efficacy and influence is one of the keystones of the both theoretical and practical leading research.
  领导影响力研究一直是领导科学研究中的一个重点内容，制约领导影响力形成和发挥的因素以及如何提高领导影响力，最终提高领导效能是领导理论和实践研究的核心内容之一。
• The mensuration and calculation of transpiration and evaporation of plants are now the keystones in plant physiology.
  植物的蒸腾与蒸发（蒸散）速率的测定和计算方法是目前植物生理生态学的研究重点，但目前的常规方法，都无法区分蒸腾与蒸发。
• 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。
• 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。
• One of the keystones of the paper is image fusion algorithm based on pixel level and feature level.
  本文研究的一个重点是像素级和特征级的图像融合算法。
• In this text, I attempt to find out the keystones of the operational management of multinational and then make some analysis about them, in order that these can have use for reference to the operational management of multinational.
  本文尝试找出跨国公司的运营管理的重点，并对这些重点进行分析，使之对跨国公司的经营管理有借鉴作用。
• And the keystones are the structure and the algorithm of the system.
  重点介绍了泄漏系统的算法及结构。
• Government information integration and sharing is one of the keystones in e-government development.
  政务信息的集成共享是电子政务系统发展的重点之一。
• In the subject system, ecological monitoring and investigation are the basis, ecological engineering and ecological restoration are the keystones.
  学科体系中生态监测与调查是基础，生态系统健康及生态评价是关键，生态工程与生态恢复是重点。
• 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。