V2EX protozoan

Protozoan

定义 / Definition

原生动物的;原生动物(单细胞真核微生物)。常指生活在水中或湿润环境里、能运动并以摄食为主的单细胞生物。(注:在现代生物分类中,“Protozoa/原生动物”作为分类单元已不如过去常用,但在生态学与医学语境仍常见。)

发音 / Pronunciation

/protzon/

例句 / Examples

Protozoans live in ponds and streams.
原生动物生活在池塘和溪流中。

Some protozoan parasites can cause serious disease if they enter the human body through contaminated water.
一些原生动物寄生虫如果通过受污染的水进入人体,可能引发严重疾病。

词源 / Etymology

来自希腊语词根:**proto-**(“最初的、第一的”)+ zoon(“动物”)。原意接近“最初的动物”,反映了早期人们把这些微小生物视为“最原始的动物形态”。

相关词 / Related Words

文学作品示例 / Literary Works

  • H. G. Wells, The War of the Worlds(提及显微生命与病原体等概念的语境中常出现相关术语)
  • Lewis Thomas, The Lives of a Cell(科普散文中讨论细胞与微生物时常涉及原生生物与寄生生物)
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