n.(名词)

1. 时代
2. 时期
3. 纪元
4. 【地】世
5. 【物】初相
6. 【天】历元
7. 【电】出现时间
8. 恒定相位延迟
9. 阶段
10. 转折
11. 时间上的一点
12. 划时代的大事

n.(名词)

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

Noun:

1. a period marked by distinctive character or reckoned from a fixed point or event

2. (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded

3. a unit of geological time that is a subdivision of a period and is itself divided into ages

1.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.

e.g. The birth of Christ was the beginning of a majorepoch of world history.
基督诞生是世界历史上一个重要纪元的开端。

2.（地质中的）世，纪，期
Anepoch is a very long period of time in the earth's development, marked by particular physical or biological characteristics.

e.g. 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。

1. 历元：当然全天的天体中NGC天体只是一小部分,在DSS菜单里的View New Target窗口中可以自己输入赤经(Right Ascension)赤纬(Declination),天区面积(Size,角分作单位)和历元(epoch),输入后按查看(View)就能生成所要的图像,

2. epoch的反义词

2. 新纪元：返回对话的创建时间,按照从新纪元(epoch)开始的秒数. 初始化对话锁. 无需每次都调用这个方法,仅在子类打算(intend)使用互斥锁(alternative lock)时使用. 锁住对话. 如果对话已经被其他线程/进程锁住,则等待到锁被释放(release)时.

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。

geological epochs

地质世

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 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。

Thus had opened the gas water heater the epoch which develops in China.

从而揭开了燃气热水器在中国发展的新纪元.

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.

Or maybe you'll be an anthropologist who discovers exciting new fossils Pleistocene epoch.

或者也许你会发现更新时代一块令人激动的新化石,成为一名人类学家.

Anshi's Rebellion is the indication of the new epoch to the poetry.

安史之乱对于诗歌来说,标志着一个新时代的开始.

Duhuangling gold deposit occurred within the quartz diorite of Late Yanshan epoch.

杜荒岭金矿床赋存于燕山晚期的石英闪长(斑)岩中.

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.

The Renaissance was an epoch of unparalleled cultural achievement.

文艺复兴是一个文化上取得空前成就的时代.

We're at the end of the historical epoch, and at the dawn of another.

我们正处在一个历史时代的末期, 另一个历史时代的开端.

The invention of the computer makes an epoch.

计算机的发明是划时代的.

Aloscience, logic and mathematics included, is a function of the epoch.

所有科学, 包括逻辑学和数学在内, 都是有关时代的函数.

His leadership illuminated the epoch.

他的领导给这个时代增添了光彩.

The epoch of revolution creates great figures.

革命时代造就伟大的人物.

Metallogenetic epoch was late Yanshanian and fluid derived from meteoric water.

成矿流体来源主要为大气降水.

Theand Jin Dynasties were a turbulent epoch, the ideology changed radically and the culture transformed.

魏晋时代是一个动荡的时代, 又是一个思想意识形态发生剧烈变化、时代转型的时代.

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.

This is more than a limitation of Chopin's thought; it is a limitation of the epoch.

这不仅是肖邦个人思想的局限, 也是特定社会背景下历史的局限.

How monogamy fares during this epoch, therefore, only occupies him very briefly.

所以, 他只是非常简单地论述了一下一夫一妻制在这一时期的命运.

Acid intrusions of Late Caledonian or Early Variscian epoch result from island arc magmatism.

加里东晚期或华力西早期侵位的酸性侵入岩为岛弧环境产物.

Sandaowanzi gold deposit is located in the southeast of Daxinganling metallogenic belt during Yanshanian epoch.

三道湾子金矿位于大兴安岭燕山期成矿带东南部,为典型的石英脉型金矿.

Designer idea: This collection represents my understanding of fashion in new epoch.

设计构思: 灵感来源于对新时代着装文化的一种态度.

The scorched couch is put in the porch of epoch.

被烤焦睡椅放在时代门廊内.

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。

1. We're at the end of the historical epoch, and at the dawn of another.
   我们正处在一个时代的末期和另一个历史时代的开端。
2. His college years were a happy epoch in his life.
   他上大学的那几年是他一生中快乐而有意义的时期。
3. Newton's theory marked a new epoch in physics.
   牛顿的理论开创了物理学的新纪元。

动词+～

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

形容词+～

• epochs">ancient epochs远古时代

～+介词

• epoch%20in%20the%20history">an epoch in the history历史上的一个时期

• I've had a splendid time...It marks an epoch in my life.

  出自：L. M. Montgomery

age，epoch，era，period，times

这些名词均含“时期、时代”之意。

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。

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。

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。

times侧重某一特定时期。

• ☆ 17世纪初期进入英语，直接源自新拉丁语的epocha，意为在一段时间里。