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

• It may be said, indeed, that this book marks an epoch in theological literature and doctrinal development.
  可以说，的确，这本书标志著一个划时代的，在神学和文学理论的发展。
• 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。
• The Russian revolution accomplished by you has prepared the way and opened a new epoch.
  你们完成的这场俄国革命已经为新时代铺平了道路。
• 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。
• His theory marked a new epoch in mathematics.
  他的学说标志着数学上的新纪元。
• The invention of the atomic bomb begins a new epoch in history.
  原子弹的发明在历史上开始了一个新的历史时期。
• 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。
• Is this the will, the identity of this Chinese epoch?
  这就是中国时代的愿望、中国时代的特征吗？
• The curtain was rung up on a new epoch in our history.
  我国历史上一个新纪元的序幕揭开了。
• This epoch describes humans'dominance of biological, chemical and geological processes on Earth.
  这个纪元描绘了人类对地球的生物、化学和地质过程的支配能力。