瀑布是由熔岩和火山物质构成的。
太平洋海沟（太平洋火环带）的所有地方现在都应该疏散，因为将有地震和火山爆发。
All places at the pacific trench (the pacific ring of fire) should be evacuated now because there will be earthquakes and volcanic explosions.
这里被称为火圈带，一个由剧烈移动的板块和火山组成的半圆形区域，分布在太平洋沿岸。
It's called the Ring of Fire, a semicircle of violently shifting plates and volcanoes that runs along the edges of the Pacific Ocean.
这座火山向空气中喷发了新的岩浆和火山灰。
The volcano threw new showers of magma and ash into the air.
墨西哥科利马山昨晚开始喷发熔岩和火山灰。
Mexico's Mount Colima began spewing lava and ash last night.
铱存在于陨石和火山物质中，但在火山物质中同时包含高浓度的镍和铬。
Iridium occurs in meteorites and volcanic material, but in the latter case it is accompanied by elevated levels of nickel and chromium.
这一样本包括曾经柔软的的硬化沉积物的卵石、深海淤泥以及石膏颗粒和火山岩碎片。
The sample consisted of pebbles of hardened sediment that had once been soft, deep-sea mud, as well as granules of gypsum and fragments of volcanic rock.
因此，在地球上生命开始的时候，我们所看到的金星是一片温暖的海洋，这片海洋可能富含在岩石海岸和火山口周围飞溅的有机分子。
Thus, our picture of Venus at around the time life was getting started on earth is one of warm oceans, probably rich with organic molecules splashing around rocky shores and volcanic vents.
完整的斑状斑状橄榄石玄武岩和火山碎屑岩是最近火山活动的更新世的组成部分。
The holocrystalline porphyritic olivine basalts and pyroclastic rocks are the components of Pleistocene to recent volcanic activities.
这和火山炙热气体掀起火山灰云非常相似。
This is similar to the hot volcanic gases drag up the clouds of dark ash.
炽热的火山灰和火山渣从爆发的火山纷纷喷发落下。
墨西哥坐落在群山和火山山脉当中，是名副其实的雾笼小城。
HEMMED in by mountains and volcanoes, Mexico City is the perfect smog-trap.
腾冲县最主要的风景区是热海景区和火山公园景区。
Tengchong's main points are the Thermal Sea Scenic Area and the Volcano Park Scenic Area.
世界上80%的地震和火山发生在环太平洋火山地震带上。
Some 80 percent of all the planet's earthquakes occur along the rim of the Pacific Ocean, called the "Ring of Fire" because of the preponderance of volcanic activity there as well.
要为极端的天气、地震和火山活动准备，直到七月11日。
Be prepared for extreme weather, earthquakes, and volcanic activity until the 11 of July.
到目前为止，也还没有哪门科学可以精确预测断层和火山的活动规律。
There is not yet even a science for predicting when faults and volcanoes will let loose.
然而，联系地震和火山的地理链条反应发生在我们看不见的地底深处。
Likewise, the geological chain reaction linking earthquakes and volcanoes takes place deep in the ground where it can’t be seen.
但是，斯诺说：预测地震代表的只是地震和火山喷发“共生”关系的其中之一。
But forecasting earthquakes represents only one half of that geological "symbiosis," Snow said.
圣皮埃尔的重建受到限制，保留了许多遗址，在很大程度上是因为其地理位置和火山波动。
Owing inlarge part to the city's geographical location and volcanic volatility, the rebuilding of Saint-Pierre has been limited, and many ruins remain.
他认为，地球中心非常炽热，地球表面某些地方要薄一些，地震和火山往往爆发于这些地方。
The surface of the earth was thinner in some places. It was in these places that earthquakes and volcanoes developed.
大部分地震活动在岛的北边约16至23公里深处，和火山喷发物引起海水变色的位置恰恰相反。
Most of the activity was north of the island, at depths of 16 to 23 kilometers, and on the opposite side from where the plume of volcanic material was discoloring the water.
你可以通过“火山爆发指数”(VEI)来比较喷发和火山，它把火山爆发分为8个等级。
An eight-point scale called the "volcanic explosivity index" (VEI) allows you to compare eruptions and volcanoes.
由于太平洋构造板块及其他几个板块的向西移动，导致其向亚洲板块之下俯冲，从而会在这一带引发大地震和火山活动。
The major earthquakes and active volcanoes occurring there are caused by the westward movement of the Pacific tectonic plate and other plates leading to subduction under Asia.
所谓的“火焰圈”是一个大型地质断层，形成于太平洋板块和其他版块交界处，由于地质活动频繁，常导致地震和火山。
The Ring of Fire is a chain of large faults associated with the Pacific plate’s interaction with surrounding plates, which can produce earthquakes and volcanoes.
迄今为止，气候变化如何作用地震和火山尚不清楚，麦克·高尔说，因为地球对气候变化，如此敏感，近年才显现。
For now, it is unclear just how much climate change will affect the frequency and intensity of quakes and eruptions, says McGuire, because Earth's sensitivity to climate is only now emerging.
科学家们正勾画出一幅引人注目的图景——全球变暖将引发地震、海啸、雪崩和火山喷发，从而以一种新的、出乎意料的方式威胁着这个星球。
Scientists are to outline dramatic evidence that global warming threatens the planet in a new and unexpected way - by triggering earthquakes, tsunamis, avalanches and volcanic eruptions.
如今层状的尤耶亚科火山(由一层一层的火上熔岩和火山喷发产生的灰尘和碎石形成的火山锥)是在一座更加古老的层状火山上形成的。
The current stratovolcano — a cone-shaped volcano built from successive layers of thick lava flows and eruption products like ash and rock fragments — is built on top of an older stratovolcano.
有天晚上我在Las Vegas碰到了Tufts大学的哲学家DanielDennett。他正急匆匆沿着人行道从一片幻景中走过来，景色中有热带雨林和火山。
One evening out on the Strip, I spotted Daniel Dennett, the Tufts University philosopher, hurrying along the sidewalk across from the Mirage, which has its own tropical rain forest and volcano.
火山活动产生了温泉和沸腾的泥浆池。
Volcanic activity has created thermal springs and boiling mud pools.
一座附近的火山猛烈爆发，喷出大量熔岩和沸腾的泥浆。
A nearby volcano erupted violently, sending out a hail of molten rock and boiling mud.
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