The glacial epoch is over, so why is there ice everywhere?

冰川纪过去了，为什么到处都是冰凌？

Geologists measure time in eons, eras, periods, epochs and ages, with eons being the longest.

地质学家用宙、代、纪、世和期来衡量时间，宙是最长。

Sounds like you and the word " epoch" have a lot of catching up to do.

听起来你和 “纪元” 这个词要好好。

A child's first sight of a reddleman was an epoch in his life.

一个孩子第一次亲眼看见红土贩子，会是他一中难忘日子。

The Anthropocene epoch shows the power — and hubris — of humankind, several scientists said.

一些科学家表示，人类世显示了人类力量和傲慢。

The scientists call it the Anthropocene epoch.

科学家称之为“人类世”。

This epoch started sometime between 1950 and 1954, the scientists say.

科学家表示，这个时代开始于1950到1954之间某个时候。

Theories vary in explaining what happened to the great predators of the Jurassic epoch.

解释侏罗纪时期了不起掠食者消亡理论各异。

We do not choose our historical epoch, the country of our birth, or the immediate circumstances of our upbringing.

无法选择出史时期与国家，或是成长周遭环境。

The higher the number of epochs you see above, the longer the algorithm was able to train.

上面你看到元数越高，算法能够训练时间就越长。

And the second best might be to create the kind of simulation of this historical epoch.

其次最好可能是创造一种对这个史时代模拟。

Therefore, your style of leadership needs to adapt to the moods and epochs of the time.

因此，你领导风格需要适应时代情绪和时代特点。

Megalodon disappeared entirely from the fossil record, just as the Pliocene epoch gave way to the Pleistocene.

巨齿鲨在地球史中彻底消失了，就像地质时代从上新世过渡到更新世那样。

An epoch is a much smaller geological time period.

epoch指是一个更小地质时期。

The preceding Palaeocene epoch was also brought to an end, the rocks suggest, by a sudden release of methane.

岩石层研究表明甲烷突然释放导致了之前古新世时期结束。

At that early epoch, Himiko was already making new stars at a vigorous clip of about 100 per Earth year.

在早期时代，Himiko 就已经以有力步伐（每100颗速度）制造新恒星。

As such, it needed to appreciate the economic realities, the social contexts and power relations in which each epoch stood.

正因为此，需要对每个时代所处经济现实、社会环境以及权力关系作出正确评估。

While that meteorite started a whole new era, the working group is proposing that humans only started a new epoch.

虽然那颗陨石开启了一个全新时代，但该工作组提出，人类只是开启了一个新时期。

The age of agitation was closed and the epoch of responsible citizenship opened.

激动时代结束了，负责任公民时代开启了。

This marked the beginning of a new epoch in the history of mankind.

这标志着人类史上一个新纪元开始。