The marks they leave behind are the same as those found in ancient rocks in South Korea.
它们留下的印记和在韩国发现的古老岩石中的印记一模一样。
Now they have discovered that the ancient rocks on Mars and in Australia share many similar minerals.
现在，他们在火星和澳大利亚的远古岩石群中均发现很多类似的矿物质。
To help resolve this discrepancy, scientists investigated ancient rocks from Isua, Greenland, to see how the planet changed over time and when precious metals entered the picture.
为了解开这个矛盾，科学家们研究了格陵兰岛伊苏瓦(isua)地区的古老岩石，去观察地球是怎样随着时间而变化的，以及在什么时候贵重金属进入地球。
Some very ancient sediments were no longer recognizable, having been converted to igneous and metamorphic rocks in the course of mountain building.
在造山的过程中，一些非常古老的沉积物已被转化为火成岩和变质岩，已经无法辨认了。
Willbold and his colleagues concentrated on investigating the ancient Greenland rocks for isotopes of tungsten, a metal that, like gold, has an affinity for bonding with iron.
维尔博尔德和他的同事们集中研究了古代格陵兰岩石里钨的同位素，它们同黄金一样，也具有粘接铁的吸引力。
Canadian geologists have found evidence of coal char — "remarkably similar to modern coal fly ash" in their own words — in ancient Arctic rocks.
加拿大地质学家们在古老的北极岩石中发现了煤炭的证据，“象极了现代的煤灰”这是他们的原话。
Researchers have discovered rocks that could contain the fossilised remains of ancient life on early Mars.
研究者们发现，火星岩石中可能包含着早期火星远古生命的化石残骸。
The rocks and fossils buried in this rugged landscape tell an intriguing story of an ancient collision that shaped the modern topography, climate, and plant life.
在崎岖多石的地形下面，埋藏着岩石和化石，这有趣地说明远古时代的大陆板块碰撞，形成了现在的地貌、气候和植被。
The rocks, found in a belt of ancient bedrock in Quebec, are estimated to be 4.28 billion years old.
这些岩石是在加拿大魁北克省的一个古岩床带发现的，据估计距今已有42.8亿年历史。
These zircons ended up in the Jack Hills rocks after eroding from rocks that were even more ancient, and the researchers painstakingly sorted the individual crystals from other bits of minerals.
这些锆石是从年代更久远的岩石上被剥蚀下来之后进入杰克山的岩石中的，研究人员费了很大力气才把这些锆石晶体从其它矿物碎片中拣选出来。
Tiny particles embedded in ancient Canadian rocks have provided new clues about what might have triggered Earth's deadliest mass extinction.
嵌入加拿大古代岩石的微粒为引发地球大灭绝的原因提供了新的线索。
The route overhangs an ancient riverbed, so its very cozy, nice smooth rocks, open space, river, field, everything nice all at once!
路线悬挂于一条古河道之上，四周惬意幽静，岩壁光洁，空间宽敞，河流，田野，瞬间一切都变得那么美妙！
Ancient people used rocks to make tools.
古代人用石头做成工具。
Meanwhile, down on the surface, robots Spirit and Opportunity continue to roll, inspecting landscape, rocks, and soil for clues to the ancient watery past of the red planet.
同时位在表面的无人探测车精神号和机会号，继续检视火星的地貌、岩石和土壤，寻找火星古水世界存在的线索。
East complex terrain, a steep slope, numerous islands, is the fold of the seabed Proterozoic sedimentary rocks and too ancient crystalline rock.
东部地形复杂，坡度较陡，岛屿众多，海底是褶皱的元古代沉积岩和太古代结晶岩。
It has excellent geological record of glaciation. Look at the smooth rocks polished by ancient glaciers.
它有极佳的冰川地质上的纪录，瞧那些被远古冰河磨成平滑的岩石。
Welcome eto Peru, a country with ancient civilizations, beautiful sceneries, and cities piled up perfectly with rocks. You will have a most beautiful experience here.
欢迎大家来到秘鲁，这里有你想象不到的古老文明与让人心心旷神怡的风景，有岩石完美堆砌出的城市，会给你留下最美好的记忆。
"In my eyes, paleontology is not a dull subject that only deals with old rocks. Instead, it studies our past by examining the fossils of ancient life forms, " Bai says.
白婉怡说，“在我看来，古生物专业并不是只和古老岩石打交道的枯燥专业，相反，它让我们通过检测古生物化石，了解人类的过去。”
The fossils were preserved in rocks formed by layers of ancient Marine mud in south-eastern Morocco.
这些化石都保存在由古代东南部摩洛哥海泥层形成的岩石。
Because of frequent activities in ancient volcanic mountain area, presents unique peak, column, pier, the hole, wall etc odd rocks is basically a modelling step, geomorphic museum.
由于处在古火山频繁活动的地带，山体呈现出独具特色的峰、柱、墩、洞、壁等奇岩怪石，称得上是一个造型地貌博物馆。
Volcanic energy stones pendant is different from the ordinary jewelry ornaments, it is to use an ancient volcanic volcanic sediment - volcanic rocks.
火山能量石挂件不同于普通的饰品挂件，它是用一种远古火山的火山沉积物-火山岩。
Now the promoted the mountain and attribute of stone, side wall rocks, the ancient village gate, iron fields relics.
现在的越王山上还有乾坤石、面壁岩、古寨门、打铁场等遗迹。
The giant central gas field in E′erduosi Basin is a stratigraphic gas reservoirs developed in the ancient weathered crust of carbonate rocks on the top of the Ordovician.
鄂尔多斯盆地中部大气田是发育在奥陶系顶碳酸盐岩古风化壳中的地层油气藏。
The Phoenix Ridge, a mountain with grotesque rocks, layer upon layer of peaks and creeks, has been a retreat for spiritual cultivation since ancient times.
凤凰岭层峦叠嶂，上有奇峰怪石、下有飞泉流瀑，自古以来一直是修行的胜地。
Cosmic prana stone pendant is different from the ordinary jewelry ornaments, it is to use an ancient volcanic volcanic sediment - volcanic rocks.
宇宙能量石挂件不同于普通的饰品挂件，它是用一种远古火山的火山沉积物-火山岩。
Its origin has close relation with ancient volcanic agencies and sub-volcanic rocks.
成因与古火山机构、次火山岩有密切关系。
The collections include tea sets, ancient COINS, fans, root-carving, rare stones and rocks and so on.
这些收藏包括茶具、古钱币、扇子、根雕、奇石等。
The collections include tea sets, ancient COINS, fans, root-carving, rare stones and rocks and so on.
这些收藏包括茶具、古钱币、扇子、根雕、奇石等。
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