keystone

英 [ˈkiː.stəʊn]      美 [ˈkiː.stoʊn]
  • n. 主旨,基本原则;[建] 楔石
星级词汇:
keystone
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将“keystone”想象为一个建筑中的基石,它是支撑整个结构的关键部分。这样,记忆时可以将其等同于“关键的基石”,帮助记住这个单词的含义。

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keystone 拱顶石,主旨,要点

key,钥匙,关键,stone,石头。因拱顶石形如一把钥匙,同时也最为关键。引申词义主旨,要点。

keystone (n.)
"stone in the middle of an arch, which holds up the others," 1630s, from key (n.1) in figurative sense of "that which holds together other parts" + stone. Figurative sense is from 1640s. Pennsylvania was called the Keystone State because of its position (geographical and political) in the original American confederation, between northern states and southern ones. Keystone cops were the bumbling police in the slapstick silent movies produced by Keystone Company, formed by Canadian-born U.S. film director Mack Sennett (1884-1960) in 1912.
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。
2. Social justice is the keystone of their political program.
社会公平是他们政治纲领的基本原则.
3. 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.
4. The keystone to any marriage is one word: " WE ".
任何婚姻的基石只有两个字: “ 我们 ”.
5. Advancing suburban assurance is the difficulty and keystone of domestic insurance enterprise.
发展农村保险是我国保险业发展的难点和重点.

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