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,宙最长的。
Apparently, star formation in ellipticals came and went eons ago.
,椭圆星系中恒星的形成活动在很久以前就开始了。
Over the eons of our evolutionary changes, our diet became very varied.
经过亿年的进化变化,我们的饮食变得非常多样化。
Over the eons, nature has stumbled on many different ways of desquishifying organisms.
亿年来,大自偶发现了许多不同的生物脱水方法。
By the time dinosaurs jumped on the feather bandwagon, they were so last eon!
等到恐龙进化出羽毛的时候,它们其实已经很落后了!
For millions of years, the Gunnison River has been carving this canyon at work across eons of isolation.
几百年来,甘尼森河静静地流过孤独的黑峡谷。
Apparently, Mars suffered a tremendous impact from an object hundreds of kilometers across eons ago.
,火星在亿年以前曾被一个宽达上百公里的物体撞击。
Over the eons, this has cleaned out a lot of otherwise dangerous objects that could have eventually hit Earth.
长久以来,这清理了许多原本可能会撞击地球的危险物体。
But in those deep craters it can persist, accumulating over the eons.
但在那些陨石深处水就得以被保存,并在亿年中不断积累。
The craters in the highlands are from countless impacts over the eons from asteroids and comets.
月陆上的陨石无数的小行星和彗星撞击而形成的。
There was certainly life before that, but didn't leave evidence we can find so many eons later.
在那之前肯定有生命存在,但没有留下可供这么多世纪后的我们发现的证据。
And scientists have studied them for eons.
科学家们已经对它们进行了亿年的研究。
And those changes have been affected by eons of ideas.
这些变化受到了亿年思想的影响。
I sometimes call this " the virtuous cycle of how to keep humanity alive for centuries and eons to come, yay, awesome."
我有时把它称作为为“让人类在未来几个世纪和亿年中生存的良性循环,耶,这太棒了。”
They’re a motley crew, independently evolving similar mouthparts at least four times over the eons.
它们形形色色的群体,在漫长的岁月中至少四次独立进化出相似的口器。
Ultimately, the mass of this particle must come from the black hole, so over eons black holes will shrink and radiate away.
无论如何,这个粒子的质量一定来自于黑洞,所以黑洞会缩小并向四周辐射发散。
These treasures, fossils, are remnants of life forms long extinct, frozen in time and preserved for eons.
这些宝藏、化石早已灭绝的生命形式的残余物,被时间冻结并保存了亿年。
In just a few hundred years, eons of fossilized sunshine have been burned as coal, oil and gas.
在短短几百年的时间里,亿年的化石阳光被燃烧成煤、石油和天气。
Over the eons, the summit collapsed and created a giant pit in the Earth, a super crater now known as the Yellowstone Caldera.
过了很久,峰顶塌陷,在地球上形成了一个巨大的,一个超级火山口,现在被称为黄石火山口。
This is the eon that’s home to trees, dinosaurs, newts, aardvarks, and humans.
这树木、恐龙、 蝾螈、土豚和人类的家园。
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