V2EX diffusive

Diffusive

释义 Definition

diffusive(形容词)扩散的;弥散的;具有(或促进)扩散作用的。常用于描述物质(如气体、热量、分子、污染物)在空间中由高浓度向低浓度逐渐散开的过程或性质。(也可引申指“传播广泛但不集中”的感觉。)

发音 Pronunciation

/ dfjusv /

例句 Examples

The smell was diffusive and quickly filled the room.
那股气味具有扩散性,很快就充满了房间。

In porous rock, water movement can be both diffusive and advective, affecting how contaminants spread through groundwater over time.
在多孔岩石中,水的运动既可能是扩散性的,也可能是平流性的,这会影响污染物如何随着时间在地下水中扩散。

词源 Etymology

diffusive 来自 diffuse(扩散、散布),其词根可追溯到拉丁语 diffundere,由 **dis-**(向四处、分开)+ fundere(倾倒、流出)构成,字面含义带有“向四处流散”的画面;加上形容词后缀 -ive,表示“具有……性质的”。

相关词 Related Words

文学作品 Literary Works

  • Mary Shelley Frankenstein(常见于描写“光、雾、气味等弥散”氛围的语境;具体版本用词可能以 diffuse 更常见)
  • H. G. Wells The War of the Worlds(涉及烟雾、气体、影响扩散等叙述时相关词族常出现;不同版本可能以 diffuse/diffusion 为主)
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