V2EX meromictic

Meromictic

释义 Definition

meromictic(形容词):指(湖泊/水体)长期或永久分层、上下水层不完全混合的状态。常见于一些深湖或盐度差异明显的湖,底层水可能长期缺氧。(也可引申用于“meromictic lake”:永不完全翻转混合的湖)

发音 Pronunciation (IPA)

/mr.mk.tk/

例句 Examples

The lake is meromictic, so the deep water rarely mixes with the surface.
这座湖是永久分层的,所以深层水很少与表层混合。

Because the basin is deep and the bottom water is salty, the meromictic layers can trap nutrients and keep the lower zone oxygen-poor for years.
由于湖盆很深且底层水含盐较高,这种永久分层会滞留养分,并使下层水域多年处于缺氧状态。

词源 Etymology

来自希腊语构词:mero-(“部分的”)+ -mictic(与 mix “混合”相关,源于希腊语 miktos “混合的”)。字面意思接近“部分混合的”,用来描述水体只发生有限混合、无法彻底翻转的现象。

相关词 Related Words

文学与经典著作 Literary Works

  • G. Evelyn Hutchinson,《A Treatise on Limnology》(《湖沼学论》)中讨论湖泊分层与“meromictic lakes(永久分层湖)”等概念。
  • Robert G. Wetzel,《Limnology: Lake and River Ecosystems》(《湖沼学:湖泊与河流生态系统》)中涉及永久分层湖的形成机制与生态影响。
  • 多篇经典湖沼学研究论文与专著以“meromictic lake”为主题(如关于深水缺氧、盐跃层/密度分层对生态与化学循环的影响)。
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