V2EX microvillus

Microvillus

释义 Definition

微绒毛:细胞表面向外伸出的极细小指状突起,常见于小肠上皮或肾小管等部位,用于增大表面积以促进吸收分泌。(复数:microvilli

发音 Pronunciation

/makrovls/

例句 Examples

The intestinal cell has a microvillus that helps absorb nutrients.
肠道细胞有一根微绒毛,帮助吸收营养。

Damage to the microvillus border can reduce absorption and lead to chronic digestive problems.
微绒毛缘受损会降低吸收功能,并可能导致慢性消化问题。

词源 Etymology

来自 **micro-**(“微小的”)+ villus(拉丁语,意为“绒毛/毛状突起”)。合起来表示“微小的绒毛状突起”。villus 在生物学中也用于指某些“绒毛状结构”(如肠绒毛),而 microvillus 强调更微观、更细小的单个突起。

相关词 Related Words

文学作品示例 Literary Works

  • Jude the Obscure(Thomas Hardy):出现 villus/villi(“绒毛/绒毛状”)等相关词形于描写性语境中。
  • The Selfish Gene(Richard Dawkins):在讨论生物结构与功能时常出现细胞与表面结构相关术语,可能涉及 microvilli 等表达。
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