epoch

听听怎么读

英 [ˈi:pɒk]

美 [ˈepək]

是什么意思

纪元；时期；新时代；世

变形

复数：epochs

双语释义

n.(名词)

[C]纪元; 时期,时代 a long period of time in the history of the Earth or of human society

英英释义

epoch[ 'i:pɔk, 'epək ]

n.
- a period marked by distinctive character or reckoned from a fixed point or event
  同义词：era
- (astronomy) the precise date that is the point of reference for which information (as coordinates of a celestial body) is referred
  同义词：date of reference
- a unit of geological time

学习怎么用

词汇搭配

用作名词 (n.)

动词+～

begin〔make〕 a new epoch开创新纪元
end an epoch结束一个时代

形容词+～

ancient epochs远古时代

～+介词

an epoch in the history历史上的一个时期

词组短语

pleistocene epoch更新世

holocene epoch全新世

miocene epoch[地质]中新世

glacial epoch[地]冰川期；冰河时期

同近义词辨析

times, epoch, age, era, period

这组词都有“时期、时代”的意思，其区别是：

times侧重某一特定时期。

epoch正式用词，侧重指以某重大事件或巨大变化为起点的新的历史时期。

age常指具有显著特征或以某杰出人物命名的历史时代或时期。

era书面语用词，指历史上的纪元、年代，可与epoch和age互换，侧重时期的延续性和整个历程。

period最普通用词，概念广泛，时间长短不限，既可指任何一个历史时期，又可指个人或自然界的一个发展阶段。

双语例句

用作名词(n.)

Ice age refers to the latest glacial epoch.
冰河时期指的是最近的一个冰川时期。
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。
Einstein's theory marked a new epoch in history.
爱因斯坦的理论标志著历史上一个新时代的开始。
The epoch of revolution creates great figures.
革命时代造就伟大的人物。
Einstein's theory marked a new epoch in physics.
爱因斯坦理论开创了物理学的新纪元。
The invention of the computer makes an epoch.
计算机的发明是划时代的大事。

权威例句

Solar Models: Current Epoch and Time Dependences, Neutrinos, and Helioseismological Properties
Feedbacks between climate and boreal forests during the Holocene epoch
Evolution of the Ionizing Background and the Epoch of Reionization from the Spectra of z~6 Quasars
Regional climate shifts caused by gradual global cooling in the Pliocene epoch
Evidence from molecular systematics for decreased avian diversification in the pleistocene Epoch
Formal ratification of the Quaternary System/Period and the Pleistocene Series/Epoch with a base at 2.58 Ma †
Modified f(R) gravity consistent with realistic cosmology: From a matter dominated epoch to a dark energy universe
The Farthest Known Supernova: Support for an Accelerating Universe and a Glimpse of the Epoch of Deceleration*
Constraining the Evolution of the Ionizing Background and the Epoch of Reionization with z ∼ 6 Quasars. II. A Sample of 19 Quasars*...
Variability of El Nino/Southern Oscillation activity at millennial timescales during the Holocene epoch.

同义词

new age

同根词

epochal epoch

e开头的单词