V2EX biomagnify

Biomagnify

释义 Definition

(尤指有毒化学物质)在食物链中沿营养级向上逐级“生物放大”,使高营养级生物体内的浓度越来越高。

发音 Pronunciation (IPA)

/baomnfa/

例句 Examples

Pollutants like mercury can biomagnify in fish.
像汞这样的污染物会在鱼类体内发生生物放大。

Because persistent pesticides biomagnify through the food chain, top predators often carry the highest toxin levels.
由于难降解的农药会沿食物链发生生物放大,顶级捕食者体内往往含有最高水平的毒素。

词源 Etymology

由 **bio-**(“生命、生物”)+ magnify(“放大、扩大”)构成。该词多用于生态学与环境科学语境,强调“浓度随着食物链上移而被放大”的过程。(相关概念还有 bioaccumulate,指在单个生物体内随时间累积。)

相关词 Related Words

文学作品 Literary Works

  • Rachel Carson《Silent Spring》(《寂静的春天》):讨论农药等化学物质在生态系统中的累积与通过食物链造成的放大效应(常以“生物放大/生物累积”的术语体系表述)。
  • Aldo Leopold《A Sand County Almanac》(《沙乡年鉴》):以生态整体观讨论人类活动对生态链条的影响,相关章节常涉及食物链与污染影响的论述(与“生物放大”概念密切相关)。
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