V2EX vermiculite

Vermiculite

释义 Definition

蛭石:一种天然层状硅酸盐矿物(常由云母类矿物风化形成)。加热后会膨胀成轻质、多孔的颗粒,常用于园艺改土(保水、增透气)保温隔热吸附/填充材料等。(该词也可指“蛭石材料/蛭石颗粒”。)

例句 Examples

Vermiculite helps potting soil hold moisture.
蛭石能帮助盆栽土保持水分。

After the fire, the contractor used vermiculite insulation in hard-to-reach cavities to improve thermal performance.
火灾后,承包商在难以触及的空腔中使用蛭石保温材料,以提升隔热性能。

发音 Pronunciation (IPA)

/vrmkjlat/

词源 Etymology

vermiculite 来自拉丁语词根 vermis(“虫”),与 “vermicular(蠕虫状的)”同源。因为蛭石在加热膨胀时会呈现出像小虫蠕动般的卷曲、层片展开的形态,因此得名;后缀 -ite 常用于矿物名称。

相关词 Related Words

文学与作品 Literary Works

该词更常见于园艺、建筑材料与地质类非虚构作品中,例如:

  • Encyclopaedia Britannica(《大英百科全书》)的 “Vermiculite” 相关条目
  • RHS Encyclopedia of Gardening(英国皇家园艺学会《园艺百科》)等园艺参考书中关于基质/改土材料的章节
  • 各类矿物学与岩石学教材(如矿物鉴定、工业矿物章节)中对蛭石性质与用途的介绍
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