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英语单词分类 轻松记单词

quaternary

名词复数: quaternaries

quaternary基本解释

adj.第四纪的；四的；四进制的

n.四；四进制；第四纪

quaternary同义词

quaternary相关例句

用作形容词(adj.)
  • The Quaternary sediments are largely undeformed.
    第四纪的沉积物大部分未变形。
  • Industries based on brainwork or knowledge are called the quaternary industry.
    以脑力劳动或知识为基础的产业被称为第四产业。

quaternary英英释义

Noun:
  • last 2 million years

  • the cardinal number that is the sum of three and one

Adjective:
  • consisting of or especially arranged in sets of four;

    "quaternate leaves"
    "a quaternary compound"

  • coming next after the third and just before the fifth in position or time or degree or magnitude;

    "the quaternary period of geologic time extends from the end of the tertiary period to the present"

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