V2EX trichromacy

Trichromacy

释义 Definition

三色视觉;三色性:一种色觉机制,指通过三种不同类型的感光受体(通常是视网膜中的三类锥状细胞)来感知并区分颜色。常用于描述人类的正常颜色视觉(与“二色视觉”“四色视觉”等相对)。

发音 Pronunciation

/trakromsi/

例句 Examples

Trichromacy allows most humans to distinguish many shades of color.
三色视觉使大多数人能够区分许多不同的色彩层次。

In studies of vision, trichromacy is often explained by comparing how three cone types respond to different wavelengths of light.
在视觉研究中,三色性常通过比较三类锥体细胞对不同波长光的反应来解释。

词源 Etymology

trichromacy 来自希腊语构词:tri-(三)+ chrom- / chroma(颜色)+ -cy(表示性质、状态的名词后缀)。字面意思就是“三种颜色(通道)的状态”,引申为以三类受体/通道实现的色觉机制。

相关词 Related Words

文学作品 Literary Works

  • John Dalton Extraordinary Facts Relating to the Vision of Colours(1798)(讨论色觉差异与色盲现象的早期经典文本,相关讨论常与“三色视觉”理论对照出现)
  • Arthur Schopenhauer On Vision and Colors(1816)(关于视觉与颜色的哲学与科学讨论,涉及对颜色感知机制的思考,与三色性理论语境相关)
  • Hermann von Helmholtz Handbuch der physiologischen Optik / Treatise on Physiological Optics(18561867)(生理光学重要著作,系统讨论颜色视觉理论,三色性常在该传统中被阐释)
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