V2EX amoeba

Amoeba

定义 Definition

amoeba变形虫;一种单细胞原生生物,常见于淡水、土壤或其他潮湿环境中,通过伸出“伪足”改变形状并移动、摄食。(也有些种类可寄生并引发疾病。)

发音 Pronunciation

/mib/

例句 Examples

An amoeba moves by changing its shape.
变形虫通过改变形状来移动。

Under the microscope, the amoeba extended pseudopods to engulf tiny particles of food.
在显微镜下,变形虫伸出伪足把微小的食物颗粒包裹吞入。

词源 Etymology

来自现代拉丁语 amoeba,源于希腊语 amoibē(意为“变化、交换”),强调这种生物“形状不断变化”的特点;该词在生物学中用作名称后逐渐固定下来。

相关词 Related Words

文学作品 Literary Works

  • H. G. Wells《The War of the Worlds(世界大战)》中以“amoeba-like(如变形虫般的)”作比喻,描写异星生命或其形态特征。
  • George Orwell《Animal Farm(动物农场)》中出现“amoeba”一词,用于课堂/教育语境中的自然科学例子(常见于部分版本文本与教学引用)。
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