V2EX obduction

Obduction

释义 Definition

obduction(名词):(常见于地质学)指仰冲/上覆作用海洋岩石圈(常为洋壳)被推覆到大陆岩石圈之上,常与蛇绿岩(ophiolite)的出露有关。
(另有较少见义项,尤见于苏格兰法律/法医学语境)指尸体解剖/验尸(post-mortem examination)。

发音 Pronunciation

/bdkn/

例句 Examples

Obduction can place oceanic crust on top of a continent.
仰冲作用会把洋壳推覆到大陆之上。

The geologists argued that the ophiolite belt formed through obduction during an ancient collision, not by simple subduction alone.
地质学家认为,这条蛇绿岩带形成于古老板块碰撞期间的仰冲过程,而不只是单纯的俯冲所致。

词源 Etymology

来自拉丁语 obducere(“覆盖、拉上去”),由 **ob-**(“在……之上/向着”)+ ducere(“引导、拉”)构成;进入英语后形成名词 obduction,在地质学中专指“把(洋壳)推覆到(大陆)之上”的过程。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Encyclopedia of Geology(地质学百科类参考书中常用 obduction 讨论蛇绿岩与板块构造过程)
  • Treatise on Geochemistry(地球化学大型丛书中在板块碰撞、蛇绿岩与地幔过程章节可见该术语)
  • Geological Society of London Special Publications(伦敦地质学会专刊的蛇绿岩/造山带研究论文中常出现 obduction
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