V2EX exudation

Exudation

释义 Definition

exudation /ksjuden/ n.

渗出;渗出物。指液体、气味或某种特质从表面或内部慢慢渗透、流出的过程,也可指渗出的物质本身。常用于医学、生物学或比喻性语境中。

发音 Pronunciation

/ksjuden/

例句 Examples

The exudation of sap from the tree trunk attracted many insects.
树干渗出的汁液吸引了许多昆虫。

The doctor examined the wound carefully, noting the exudation of a yellowish fluid that suggested the early stages of infection.
医生仔细检查了伤口,注意到渗出的淡黄色液体,这表明感染已处于早期阶段。

词源 Etymology

该词源自拉丁语 exsūdāre,由前缀 ex-(向外)和 sūdāre(出汗)组成,字面意思是"向外出汗"。经由法语传入英语后,exude 成为动词形式,加上名词后缀 -ation 构成 exudation,表示"渗出的过程或渗出物"。这个词最早在17世纪被用于医学和自然科学领域,描述液体从组织或物体表面缓慢渗出的现象。

相关词汇 Related Words

文学作品引用 Literary References

  • 查尔斯达尔文在《物种起源》(On the Origin of Species) 中多次使用该词描述植物和生物体的渗出现象,如树脂和汁液的渗出过程。
  • 在医学经典文献中,该词频繁出现于对伤口愈合和炎症反应的描述中,如威廉奥斯勒 (William Osler) 的医学著作中便有相关用例。
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