V2EX hypolimnion

Hypolimnion

释义 Definition

hypolimnion(湖沼学术语):湖泊(或水库)在温跃层(thermocline)之下的深层水体,通常水温较低、流动较弱,在分层季节里常与上层水交换较少;有时可能出现溶解氧偏低的情况。(该词也可用于描述分层水体的“下层”。)

发音 Pronunciation (IPA)

/hapolmnin/

例句 Examples

The hypolimnion stays cold even in summer.
即使在夏天,湖泊的深水层(hypolimnion)仍然保持寒冷。

During summer stratification, nutrients can accumulate in the hypolimnion, and if mixing is limited, oxygen levels there may drop, affecting bottom-dwelling organisms.
在夏季分层期间,营养盐可能在深水层(hypolimnion)累积;如果水体混合受限,那里的溶解氧可能下降,从而影响底栖生物。

词源 Etymology

来自希腊语构词:**hypo-**(“在下、下方”)+ limnē(“湖”)+ 名词后缀 -ion。字面意思就是“在湖的下方(的水层)”,用于与上层水体(epilimnion)相对。

相关词 Related Words

文学与著作中的用例 Literary Works

  • G. Evelyn Hutchinson,《A Treatise on Limnology》(《湖沼学论著》):在湖泊分层结构中系统讨论 epilimnion / metalimnion / hypolimnion
  • Robert G. Wetzel,《Limnology: Lake and River Ecosystems》(《湖沼学:湖泊与河流生态系统》):在水体分层、溶解氧与营养盐循环章节中频繁使用该术语。
  • Imboden & Wüest 等湖沼与水库动力学相关教材/专著(如关于湖泊混合与分层的章节):常用 hypolimnion 描述深层水体的物理与化学特征。
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