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单词 archaea
释义
archaea
noun [ plural ] biology specialized (also Archaea) uk/ɑːˈkiː.ə/ us/ɑːrˈkiː.ə/
古菌
a type of microorganism (= extremely small living thing) similar to bacteria but with a different structure, thought to have existed for billions of years
Archaea have an ancient lineage, splitting off from bacteria probably about 2 billion years ago. 古菌溯源久远,与细菌分支大约发生在二十亿年前。
Learning more about Archaea could answer questions about the origins of life on Earth. 对古菌有更多的了解可以回答有关地球生命起源的问题。
    More examples
  • In the archaea, there is no nucleus.
  • Archaea are part of the intestinal flora of humans and float in pockets of pressurized water in the Earth's crust.
  • As much as 10 percent of the Earth's biomass lives below ground, including single-celled bacteria called archaea that feed on decaying matter.
  • There are some Archaea that are only found in coal heaps, which makes you wonder what they did before we started mining coal.
  • The researchers found that two litres of seawater contained nearly 37,000 different kinds of bacteria and nearly 3,000 types of archaea, ancient single-celled organisms.
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