V2EX craton

Craton

释义 Definition

克拉通;稳定克拉通:指地球大陆岩石圈中非常古老、厚实且长期稳定的部分,通常由前寒武纪基底组成,是大陆的“核心骨架”。(在地质学语境中最常用;在其他领域较少见。)

发音 Pronunciation (IPA)

/kretn/

例句 Examples

A craton is the stable core of a continent.
克拉通是大陆稳定的核心部分。

Because the craton has remained tectonically quiet for billions of years, it preserves some of Earth’s oldest rocks.
由于克拉通在数十亿年间构造活动相对平静,它保存了地球上一些最古老的岩石。

词源 Etymology

craton 来自希腊语 kratos(“力量、坚固”)的词根,强调这类地质单元的“强度”和“稳定性”。该术语在现代地质学中被用来描述长期不易被造山运动或板块变形显著改造的大陆内部区域。

相关词 Related Words

文学作品示例 Literary Works

  • Principles of Physical Geology Arthur Holmes
  • Earth Frank Press & Raymond Siever
  • The Precambrian Earth: Tempos and Events Derek V. Ager
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