keystone meaning in English
1.【键】拱顶石，冠石，塞缝石。
2.【无线电】梯形失真(光栅)。
3.要旨，根本原理。
adj.
吉斯通式的〔指类似吉斯通电影公司拍的庸俗喜剧无声片，如描绘一群愚蠢无能的警察(Keystone Kops)疯狂追捕的场面〕。
Examples
- Belief in a life after death is the keystone of her religious faith .
她的宗教信仰的基础是相信死后有来生。 - Quantitative measurements of one sort or another serve as the keystone of engineering practice .
定量测定一种或多种成分是环境工程中的重要项目。 - Internal combustion engines - piston rings - keystone rings
内燃机.活塞环.梯形环 - Chapter four and five is our keystone of the paper
第四章和第五章是本文的重点。 - The second part is the keystone of this article
这是论文的重点论述部分。