V2EX isomeric

Isomeric

释义 Definition

isomeric(同分异构的):指具有相同分子式结构不同(原子连接方式或空间排列不同)的化合物之间的关系;也可泛指“同分异构现象相关的”。(该词也可用于更广义的“异构体的/异构的”语境。)

发音 Pronunciation

/a.smr.k/

例句 Examples

Isomeric compounds can have very different smells.
同分异构的化合物可能有截然不同的气味。

Although the two molecules are isomeric and share the same formula, their three-dimensional shapes make one biologically active and the other ineffective.
尽管这两种分子互为同分异构体并拥有相同的分子式,但它们的三维形状差异会使一种具有生物活性而另一种无效。

词源 Etymology

isomeric 来自 isomer(异构体)+ -ic(形容词后缀,表示“……的”)。isomer 源于希腊语:isos(相等的)+ meros(部分),字面含义接近“部分相同/组成相同”,用来描述“分子式相同但结构不同”的化学现象。

相关词 Related Words

文学作品中的用例 Literary Works

  • Primo Levi《The Periodic Table》(《元素周期表》):以化学概念与职业经验为线索的散文/回忆作品中,常涉及分子结构与化学差异等主题语汇(包括与“同分异构/异构体”相关的表达)。
  • Carl Sagan《Cosmos》(《宇宙》):在科普叙述中讨论生命化学与分子结构时,会出现与“分子结构差异(含同分异构现象)”相关的术语与表述。
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