V2EX pliocene

Pliocene

释义 Definition

Pliocene(上新世):地质年代中的一个世,属于新生代第三纪(Neogene)的晚期,约在533万年前至258万年前。这一时期气候总体趋冷,现代动植物群逐渐形成,人科(hominins)的早期演化也发生在这一阶段。(该词也可作形容词,表示“上新世的”。)

发音 Pronunciation

/pla.sin/

例句 Examples

The museum has fossils from the Pliocene.
博物馆里有来自上新世的化石。

During the Pliocene, changing climates reshaped ecosystems across Africa and Eurasia.
在上新世期间,气候变化重塑了非洲和欧亚大陆的生态系统。

词源 Etymology

Pliocene 来自希腊语词根:pleion/pleiōn(更多的) + kainos(新的),原意大致为“较新的(时期)”。19世纪地质学家用它来命名地层与年代,强调其相对更接近现代的生物群与地质特征。

相关词 Related Words

文学与著名作品 Notable Works

  • Charles Lyell Principles of Geology(《地质学原理》;在相关版本与后续地质年代体系讨论中常涉及上新世术语)
  • Donald R. Prothero Bringing Fossils to Life(古生物学教材,讨论上新世化石与环境变迁)
  • J. D. Macdougall Frozen Earth: The Once and Future Story of Ice Ages(科普著作,谈及上新世向更新世过渡与气候变冷)
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