V2EX nonvascular

Nonvascular

释义 Definition

nonvascular(形容词)非血管的;无血管的。常用于生物学/医学语境,指某组织、结构或生物体不含血管不通过血管进行运输(如某些组织、或“非维管植物”)。

发音 Pronunciation

/nnvskjlr/

例句 Examples

Nonvascular plants don’t have true veins.
非维管植物没有真正的维管组织。

Because the cornea is largely nonvascular, it receives oxygen mainly from the air and tears rather than directly from blood vessels.
由于角膜基本上是无血管的,它主要从空气和泪液中获取氧气,而不是直接来自血管供血。

词源 Etymology

由前缀 **non-**(表示“非、无”)+ vascular(“血管的/维管的”,源自拉丁语 vasculum “小容器、血管”)构成,字面意思就是“非血管的/无血管的”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Campbell Biology(《坎贝尔生物学》):讨论“nonvascular plants(非维管植物)”等概念时常出现。
  • Gray’s Anatomy(《格雷氏解剖学》):在描述某些组织的供血特征时,会使用“nonvascular/avascular”相关表述。
  • Raven Biology of Plants(《拉文植物学》/《植物生物学》):讲解植物分类与维管系统时常见该词。
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