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 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。
• 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。
• 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。
• The research keystones of copper electroless plating were presented.
  提出了化学镀铜今后的研究重点。
• 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。
• On the basis of analyzing the actuality of New Energy Industry, this paper points its advantages and disadvantages, and then forecasts its developing keystones with some practical countermeasures offered.
  本文在分析了宁波新能源产业发展现状的基础上，指出了该产业发展的优势与困难，展望了今后的发展重点，并提出了可行性的保障措施。
• The keystones are six principles and the effective patterns in the sustainable development of the theme park.
  通过重点挖掘主题园内部所蕴涵六大原理，本文探讨了几种主题园可持续发展模式并将其运用于世博园的可持续发展之中。
• 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。
• When you go to bed and when you get up are keystones to restful, refreshing sleep.
  何时睡觉和何时起床是获得使人休息充分、精神焕发的睡眠的关键。
• This scheme puts great emphasis on the solution of the difficulties and keystones of performance management, namely post analysis, performance assessment and salary management.
  本方案着重研究解决绩效管理中的难点、重点，即岗位分析，绩效考评，薪酬管理。