Astronauts have brought back specimens of rock from the moon.
宇航员从月球带回了岩石标本。
On 6th August, 1996, scientists discovered a piece of rock from Mars, which fell to the Earth 13,000 years ago.
1996年8月6日，科学家们发现了一块来自火星的岩石，它在13000年前落到了地球上。
Rock from side to side with your fists in the air.
在空中从一边到另一边摇动你的拳头。
Mars is the fourth rock from the sun and our outer neighbour in the solar system.
火星是太阳外第四个星球，我们在太阳系中的好邻居。
Cores- samples of extracted rock from the holes using some special method of drilling.
用一些特殊的专孔方法从洞里挖掘岩石来提取样品。
He understood that he must swim down to the base of the rock from the surface of the water.
他明白了，他必须从水面游到岩石的最下边。
Asteroids are chunks of rock from "failed" planets, which never managed to coalesce into full-sized planets.
小行星是来自“失败”行星的岩石块，无法凝聚到已成型的行星中。
When one visits the Grand Canyon, they are literally looking into the past, and seeing the layers of rock from past eras.
当游客来游览大峡谷时，他们实际上是在回顾历史，观察过去时代形成的各种岩层。
It has a manipulator hand containing drilling and cutting tools that allow the robot to retrieve samples of rock from the ocean bed.
这种机器有一个操作臂，其中包括了钻头和开掘工具，使得机器人可以从深海海底回收岩石样品。
Samples from Delphic spring water and rock from the intersecting faults revealed traces of several chemicals including ethylene.
特尔斐泉水的样本以及断层裂缝岩石的样本中提炼出几种化学物质，其中包括乙烯。
I also took another small rock from the ground around the grave home with me as a reminder of my friend and the job he had left for me to do.
我还从墓地拿走了另一块小石头，让它时刻提醒我我的朋友和他留给我的未完成的事业。
As the plates spread apart, the lithosphere, or crust, is moved aside like a lid, allowing molten rock from the liquid asthenosphere to seep through.
板块分离时，岩石圈或地壳象盖子般移到一旁，液态软流层中的熔岩渗溢而出。
Over the next two months, the northern flank of the mountain was deformed by a large bulge-a sign that upwelling magma was pushing up on the rock from below.
在这之后两个月间，北侧山体变形并出现一个巨大的隆起——这是底部岩浆上涌，岩石被推起来的标志。
Others claim that the builders simply ran out of materials and since they had scooped so much rock from the centre of the island, there was no land left to plough.
还有些人声称建造者只是用光了材料，因为他们从岛中心挖了这么多石头，没有可耕耘的土地了。
Renewed fears of an eruption came as vast quantities of magma - the molten rock from just under the earth's crust - began bubbling into the sea off the port of La Restinga.
在拉斯汀加港沿海，由于大量的岩浆——就在地表下的熔融的岩石——开始冒出来，引起了新的恐惧。
And in 2009, a supposed moon rock from the first manned lunar landing, Apollo 11, given to the Dutch national museum in Amsterdam, proved to be nothing more than petrified wood.
在2009年，据称是来自人类首次登录月球时的阿波罗11的月球标本石被赠与位于阿姆斯特丹的荷兰国家博物馆，但是后来证明只是木头化石而已。
So in 2005 the scientists sent the skull to a technician, who spent three years removing the rock from around the fossil—finally revealing a saber-toothed, squirrel-like creature.
于是2005年，科学家们将头骨送至一位技术专家处，经过三年时间将化石周围的石头移除，终于一个尖牙利齿、外形酷似松鼠的生物现形了。
The local rock is quarried from the hillside.
当地的石头都是从那片山坡开采的。
Water gushed forth from a hole in the rock.
水从岩洞里涌出。
They clambered back under the falls to detach the raft from a jagged rock.
他们爬回到瀑布下面以便将卡在锯齿状岩石间的小艇拉出来。
Rock fragments from the subsoil can end up concentrated on the surface.
来自底土的岩石碎片最终可能集中在地表。
Rock art tells us about migration: where people came from and where, perhaps, they went next.
岩石艺术让我们得知人类的迁徙：人们从哪里来，接下来可能去哪里。
"The Zoo", a popular rock group from Australia, will give their first US concert at 8:00 p.m.
来自澳大利亚的流行摇滚乐队“动物园”将于晚上8点举行他们在美国的首场演唱会。
"The Zoo", a popular rock group from Australia, will give their first US concert at 8:00 p. m. at Rose Hall, City College, on Sunday.
来自澳大利亚的流行摇滚乐队——“The Zoo”，本周日晚上8点将在城市学院的玫瑰厅进行他们在美国的第一场演唱会。
So, what evidence of a liquid water environment did we find in rock samples taking from the oldest rocks on Earth?
那么，在从地球上最古老的岩石中提取的岩石样本中，我们发现了什么液态水环境的证据呢？
Its sheer rock sides sweep up from a broad base until they cut off abruptly at the flat summit.
它陡峭的岩石边从一个宽阔的基地上拔地而起，直到在平坦的山顶下突然被切断。
In addition, water heated geothermally can contain salts and toxic materials dissolved from the hot rock.
此外，地热加热的水可能含有从热岩石中溶解出来的盐和有毒物质。
The rock material flows up from Earth's interior here, at the split, which forces the two sides of the ocean floor to spread apart, to make room for the new rock material.
岩石物质从地球内部的裂缝处向上流动，迫使海底向两边分开，为新的岩石物质腾出空间。
The rock material flows up from Earth's interior here, at the split, which forces the two sides of the ocean floor to spread apart, to make room for the new rock material.
岩石物质从地球内部的裂缝处向上流动，迫使海底向两边分开，为新的岩石物质腾出空间。
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