V2EX hyperaccumulator

Hyperaccumulator

Definition / 释义

(植物等)超积累体;指能在体内异常高浓度吸收并积累某些元素(常见为重金属或类金属,如镉、镍、砷、锌等),而自身仍能存活的生物。常用于植物修复(phytoremediation)、环境科学与植物生理学语境。(也可泛指具“超量积累”能力的生物或系统。)

Pronunciation / 发音

/hapr.kjumjletr/

Examples / 例句

This plant is a hyperaccumulator of nickel.
这种植物是一种能超量积累镍的超积累体。

Hyperaccumulators can be used to clean contaminated soil, but their growth rate and disposal methods must be carefully managed.
超积累体可用于清理受污染土壤,但其生长速度与后续处置方式必须谨慎管理。

Etymology / 词源

hyper-(表示“超出、过度”)+ accumulator(“积累者/蓄积装置”,来自 accumulate “积累”)构成,字面意思是“超(量)积累者”。该术语在环境科学与植物学研究中逐渐固定,用来描述某些植物对特定元素的异常富集能力。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Plants That Hyperaccumulate Heavy Metals(R. R. Brooks,1998)
  • Phytoremediation of Toxic Metals: Using Plants to Clean Up the Environment(Ilya Raskin & Burt D. Ensley 编,2000)
  • Phytoremediation: Transformation and Control of Contaminants(Steven C. McCutcheon & Jerald L. Schnoor 编,2003)
  • Phytoremediation: Management of Environmental Contaminants(多卷本,相关章节常讨论 hyperaccumulators)
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