epoch

英 [ˈiːpɒk]

美 [ˈepək]

n.  时代; 纪元; 时期; 世(地质年代，纪下分世)

复数：epochs　

CET6考研TOEFLIELTSGRETEM8

Collins.1 / BNC.15275 / COCA.12794

牛津词典

noun

• 时代；纪元；时期
  a period of time in history, especially one during which important events or changes happen
  1. The death of the emperor marked the end of an epoch in the country's history.
     皇帝驾崩标志着该国历史上一个时代的结束。
• 世（地质年代，纪下分世）
  a length of time which is a division of a period
  1. geological epochs
     地质世

柯林斯词典

• N-COUNT 时代;纪元
  If you refer to a long period of time as anepoch, you mean that important events or great changes took place during it.
  1. The birth of Christ was the beginning of a major epoch of world history.
     基督诞生是世界历史上一个重要纪元的开端。
• N-COUNT （地质中的）世，纪，期
  Anepochis a very long period of time in the earth's development, marked by particular physical or biological characteristics.
  1. Two main glacial epochs affected both areas during the last 100 million years of Precambrian times.
     在前寒武纪的最后1亿年中，两个主要的冰川时期对两个地区都产生了影响。

英英释义

noun

• a unit of geological time that is a subdivision of a period and is itself divided into ages
• a period marked by distinctive character or reckoned from a fixed point or event
  Synonym:era
• (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
  Synonym:date of reference

双语例句

• J.H.Lambert initiated a new epoch in the theoretical cartography.
  兰伯特在理论制图学方面开创了一个新纪元。
• The type of culture and society developed by a particular nation or region or in a particular epoch.
  一个特定国家、地区或在一个特定时期中发展的文化和社会类型。
• The epoch of revolution creates great figures.
  革命时代造就伟大的人物。
• It would mark a new era; it would make an epoch.
  这将标志一个新的纪元，这将创造一个新的时代。
• His theory marked a new epoch in mathematics.
  他的学说标志着数学上的新纪元。
• The first flight into space marked a new epoch in the history of mankind.
  第一次太空飞行标志著人类历史中的新的历史时期。
• That this opens a new epoch in the treatment of primitive history must be clear to everyone.
  非常清楚，这样就在原始历史的研究方面开始了一个新时代。
• The Revolution had many of these men, proportioned to the epoch.
  革命时期有过许多那样的人，都和那时代相称。
• The first earth satellite marked a new epoch in the study of the universe.
  第一个地球卫星标志了宇宙研究的新纪元。
• The October Revolution opened up a new epoch in world history.
  十月革命打开了世界历史的新纪元。