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archaeozoic

/ˌɑːr.ki.əˈzoʊ.ɪk/

翻译: 指太古宙的,即前寒武纪最早的地质时代,现已多用地质学术语「太古宙」代替。, 名词,指地球历史上最早的地质时代,约从46亿年前地球形成到25亿年前,以最初岩石的形成和原始生命的出现为特征。

2 个条目

adjective

/ˌɑːr.ki.əˈzoʊ.ɪk/formalscientific已废弃
  • zh指太古宙的,即前寒武纪最早的地质时代,现已多用地质学术语「太古宙」代替。

An obsolete adjective referring to the earliest geological era of the Precambrian period, now replaced by the term 'Archean'.

  1. Geological eraC2formalscientific

    Relating to or denoting the earlier of the two divisions of the Precambrian era, characterized by the earliest known rocks and the first signs of life.

    zh太古宙的

    • The Archaeozoic era spans from about 4 billion to 2.5 billion years ago.
    • Geologists study Archaeozoic rock formations to understand early Earth.
    • Fossil evidence from the Archaeozoic is extremely rare.

    同义词archaeanarchean

noun

/ˌɑː.ki.əˈzəʊ.ɪk/C2formalscientific
  • zh名词,指地球历史上最早的地质时代,约从46亿年前地球形成到25亿年前,以最初岩石的形成和原始生命的出现为特征。

A noun referring to the earliest geological eon, spanning from the formation of the Earth about 4.6 billion years ago to 2.5 billion years ago, characterized by the formation of the first rocks and the emergence of primitive life forms.

不可数

  1. Geological eonC2formalscientific

    The earliest eon of Earth's history, spanning from about 4 billion to 2.5 billion years ago, characterized by the formation of the Earth's crust and the emergence of the first simple life forms.

    zh太古宙

    • The Archaeozoic eon is also known as the Archean eon.
    • Rocks from the Archaeozoic era are found in some of the oldest continental shields.
    • During the Archaeozoic, the Earth's atmosphere was very different from today.

    同义词archaeanarchean