V2EX caudal

Caudal

定义 Definition

caudal(形容词):尾部的;靠近尾端的。常用于动物学、解剖学中,指向尾巴方向或位于身体的后端(在人类解剖语境里常近似为“向下/靠近骶尾部”,但具体取决于体位与参照)。也可用于描述“尾状”的结构(如 caudal fin 尾鳍)。

发音 Pronunciation (IPA)

/kdl/

例句 Examples

The fish’s caudal fin helps it swim quickly.
鱼的尾鳍帮助它快速游动。

Damage to the caudal region of the spinal cord can affect movement and sensation in the lower body.
脊髓尾侧区域受损可能会影响下半身的运动与感觉。

词源 Etymology

caudal 源自拉丁语 cauda,意为“尾巴”。后来进入科学与医学术语体系,用来精确描述“与尾部相关/朝向尾端”的位置或结构。

相关词 Related Words

文学与作品 Literary Works

  • Charles Darwin,《On the Origin of Species》(《物种起源》):在讨论动物形态与结构差异时,会出现包括 caudal 在内的解剖/形态学术语。
  • Herman Melville,《Moby-Dick》(《白鲸》):涉及鲸类与海洋生物描写的段落中可能出现与鳍、尾等相关的术语(含 caudal 这类科学描写用词)。
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