V2EX mesoproterozoic

Mesoproterozoic

释义 Definition

中元古代(中元古界):元古宙(Proterozoic Eon)中的一个时代/纪区间,约从16亿年前到10亿年前。这一时期地球上以微生物生命为主,出现并逐渐多样化的真核生物,并发生了与超大陆演化相关的重要地质事件。(该词也可在更细分的地层学语境中指“中元古界/中元古代地层”。)

发音 Pronunciation

/mzoprotrok/

例句 Examples

The rock formation dates back to the Mesoproterozoic.
这套岩层可追溯到中元古代。

Mesoproterozoic fossils and geochemical signals suggest that early eukaryotes were becoming more widespread in ancient oceans.
中元古代的化石与地球化学信号表明,早期真核生物在远古海洋中正变得更为普遍。

词源 Etymology

Mesoproterozoic 由三部分构成:**meso-**(“中间的”)+ **protero-**(源自希腊语,意为“更早/前面的”)+ -zoic(“生命的/生物时代的”,常见于地质年代名,如 Paleozoic、Mesozoic)。整体意思是“元古宙中的中期阶段”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Andrew H. Knoll, Life on a Young Planet: The First Three Billion Years of Evolution on Earth(讨论元古宙生命演化时涉及 Mesoproterozoic)
  • Martin J. S. Rudwick, Earth’s Deep History: How It Was Discovered and Why It Matters(讲述深时地史与地质年代体系时出现相关术语)
  • Robert M. Hazen, The Story of Earth: The First 4.5 Billion Years, from Stardust to Living Planet(在地球早期历史叙述中提及 Mesoproterozoic)
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