V2EX chemolithotrophic

Chemolithotrophic

释义 Definition

化能无机营养的;化能自养(以无机物供能)的。指某些微生物以无机化合物(如 H、HS、NH、Fe 等)的氧化来获取能量(“chemo-”),并常常以 CO 作为碳源(很多情况下属于化能无机自养/化能自养,但具体还要看是否以 CO 为主要碳源)。该词常用于微生物学与生态学语境。

发音 Pronunciation (IPA)

/kimolθotrfk/

例句 Examples

Chemolithotrophic bacteria can live in places with no sunlight.
化能无机营养细菌可以在没有阳光的地方生存。

In deep-sea hydrothermal vents, chemolithotrophic microbes oxidize reduced sulfur compounds and form the base of a unique food web.
在深海热液喷口,化能无机营养微生物会氧化还原态的含硫化合物,构成一种独特食物网的基础。

词源 Etymology

来自三个希腊语构词成分:chemo-(化学的)、litho-(“石头的”,引申为无机的/矿物的)、-trophic(营养的、摄食方式的)。合起来字面意思是“以化学能、以无机物为营养来源(或能量来源)的”。

相关词 Related Words

文学与著作中的用例 Notable Works

  • Madigan et al.《Brock Biology of Microorganisms》(微生物学经典教材,常系统讨论 chemolithotrophic / chemolithotrophs)
  • Rosenberg et al.《The Prokaryotes》(原核生物权威参考书,涉及化能无机营养代谢类型)
  • 期刊文献(如 Nature, Science, Environmental Microbiology)关于深海热液喷口、硝化作用与铁氧化细菌的研究论文中频繁出现该术语(用于描述相关微生物的能量获取方式)
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