释义 |
Definition of amoeba in English: amoeba(US ameba) nounPlural amoebas, Plural amoebaeəˈmiːbəəˈmibə A single-celled animal that catches food and moves about by extending fingerlike projections of protoplasm. Amoebas are either free-living in damp environments or parasitic. 阿米巴,变形虫 Many families and genera in the phylum Rhizopoda, kingdom Protista, including the aquatic Amoeba proteus Example sentencesExamples - To put this time span in perspective, two billion years ago our ancestors were microscopic single-celled amoebas.
- It must have a flexible structure that can expand and change, in much the same way that an amoeba adapts to its environment.
- The virus lives in single-celled organisms called amoebae and may be able to infect humans.
- Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures.
- Pheromones are widespread in the animal world, from the single-celled amoeba to human beings.
OriginMid 19th century: modern Latin, from Greek amoibē 'change, alternation'. Definition of amoeba in US English: amoeba(also ameba) nounəˈmēbəəˈmibə A single-celled animal that catches food and moves about by extending fingerlike projections of protoplasm. Amoebas are either free-living in damp environments or parasitic. 阿米巴,变形虫 Many families and genera in the phylum Rhizopoda, kingdom Protista, including the aquatic Amoeba proteus Example sentencesExamples - Contact with protozoa, the tremendously varied group of more sophisticated single-celled microbes that includes amoeba and paramecium, has also been greatly reduced in the developed world by water and food treatment measures.
- Pheromones are widespread in the animal world, from the single-celled amoeba to human beings.
- The virus lives in single-celled organisms called amoebae and may be able to infect humans.
- To put this time span in perspective, two billion years ago our ancestors were microscopic single-celled amoebas.
- It must have a flexible structure that can expand and change, in much the same way that an amoeba adapts to its environment.
OriginMid 19th century: modern Latin, from Greek amoibē ‘change, alternation’. |