V2EX photic

Photic

释义 Definition

(尤用于科学语境)与光有关的;由光引起的;受光照的。常见搭配:photic zone(透光层/光照带)
(另有较少见用法,指“光刺激引发的”,如 photic sneeze reflex。)

发音 Pronunciation (IPA)

/fotk/

例句 Examples

The fish stayed in the photic zone where there is enough light.
鱼待在有足够光照的透光层(光照带)里。

In deep lakes, photic conditions can change seasonally, reshaping where algae and small animals can thrive.
在深湖中,透光环境会随季节变化,从而改变藻类和小型动物适宜生存的区域。

词源 Etymology

photic 来自希腊语词根 **phot-**(意为“光”,同源于 *photo-*),加上形容词后缀 -ic(“……的”),字面意思就是“与光有关的”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Rachel Carson《The Sea Around Us》(《我们周围的海洋》):在描述海洋分层与光照对海洋生命的影响时,常涉及“光照层/透光层(photic zone)”这类概念。
  • Peter Benchley《Jaws》(《大白鲨》):在一些版本的科普化解读与海洋描写语境中会出现与光照、水层相关的术语(如 photic 作为形容词用于环境描写)。
  • 海洋生态与生物学经典教材(如 Campbell Biology 等):经常以 photic(尤其 photic zone)解释光照与生态分布的关系。
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