keystone
英 [ˈkiːstəʊn]
美 [ˈkiːstoʊn]
n. 拱顶石; (计划、论据的)主旨,基础
复数:keystones
BNC.21380 / COCA.17516
牛津词典
noun
- 拱顶石
the central stone at the top of an arch that keeps all the other stones in position - (计划、论据的)主旨,基础
the most important part of a plan or argument that the other parts depend on
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.- 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。
- Keeping inflation low is the keystone of their economic policy.
英英释义
noun
- the central building block at the top of an arch or vault
- a central cohesive source of support and stability
- faith is his anchor
- the keystone of campaign reform was the ban on soft money
- he is the linchpin of this firm
双语例句
- The public life in Shanghai alley and pedestrian streets is the keystone of the study.
人们在上海弄堂和步行街中的公共生活,是本文研究的重点。 - Based on it, compared with overseas researchful status of MICE tourism, the paper further discusses the intending researchful keystone and direction of MICE tourism.
在此基础上,对比国外会展旅游研究状况,进而探讨了会展旅游未来的研究重点和方向。 - Japan's co-operation was the keystone in developing the regional agreement.
日本的合作是发展地区和睦的基础。 - Currently, revitalizing the commerce railway system has been included in the program of'urban rebirth'as a keystone.
目前,重振铁路商业已列入“都市再生”计划,并作为一个重点。 - One of keystone's primary functions is to serve as a service catalog.
keystone的主要功能之一就是充当服务目录。 - The keystone of this paper was to establish and calibrate and validate these four new modules.
本文的研究重点是建立和验证新增的四个模块。 - 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。 - We recognize that keystone has been caught up in political gridlock in this country.
我们知道Keystone项目已在美国陷入了政治僵局。 - HTTPS is the keystone of Internet security and privacy.
HTTPS现在是互联网安全和隐私保护的基石。 - In this paper, the general situation of mountain ecosystem was briefly introduced and the effects of keystone populations on the degraded ecosystem were discussed.
简要介绍了岷江上游山地生态系统的概况,讨论了关键种群在退化生态系统研究中的作用和意义。