火山喷发后，小城落了一层火山灰。
已有两百多人死于火山喷发。
硫磺气体由火山喷发出来。
去年那座火山喷发导致大约六百人丧生。
火山喷发，将炽热的火山灰洒落在一大片地域上。
这次火山喷发在上层大气中留下了一个薄薄的尘土层。
The eruption has left a thin veil of dust in the upper atmosphere.
这些爆发与我们在地球上火山喷发时看到的相似。
These bursts are similar to what we see when volcanoes erupt on Earth.
埃特纳火山喷发的历史可以追溯到公元前1500年。
尽管起源还不确定，专家认为这主要是由该地区频繁的火山喷发所造成的。
Although the origins are uncertain, experts think that this is largely due to the high level of volcanic activity in the area.
1979年，夏威夷大岛的基拉韦厄火山喷发出岩浆，一株梯蕨从裂缝中钻了出来。
A ladder fern springs from a crack in the 1979 lava flows from Kilauea Volcano on the Big Island of Hawaii.
尽管这是一个有趣的证据，但是还没有人观察到金星的火山喷发，所以我们不能肯定。
Although this is intriguing evidence, no one's actually observed a Venus volcano erupting yet, so we can't be positive.
来自火山喷发的灰尘阻挡了太阳温暖的辐射，这被认为是导致冰河时代的另一种解释。
Dust from volcanic eruptions that blocks the Sun's warming radiation has been proposed as an explanation alternative to Milankovitch cycles for the cause of ice ages.
现代火山释放出的气体混合物类似于这种早期的大气，这表明它（地球）起源于火山喷发。
Gas mixtures emitted from present-day volcanoes resemble this early atmosphere, suggesting its origin from volcanic eruptions.
1982年，一名飞行员在印度尼西亚的爪哇岛遇到了从喷发的加隆贡火山喷发出的火山灰羽。
A pilot encountered an ash plume from the erupting Mount Galunggung in Java, Indonesia in 1982.
大约在这个时候，这些中心中最大的Cuicuilco受到了火山喷发的严重影响，它的大部分农田被熔岩覆盖。
Around this time, the largest of these centers, Cuicuilco, was seriously affected by a volcanic eruption, with much of its agricultural land covered by lava.
降雨量微小变化也能引发火山喷发。
Small changes in rainfall can also trigger volcanic eruptions.
火山喷发时人们很少被岩浆碰上。
火山喷发通常发生在地震之后。
Volcanic eruptions are usually preceded by earthquakes large and small.
它们在火山喷发口凝聚、冷却、沉淀。
They melted in the volcanic orifice, agglomerated, cooled and sank out.
然而触动火山喷发的原因还不是很清楚。
The nature of eruption triggering, though, is not well understood.
星期二开始的火山喷发至少造成33人丧生。
At least 33 people have been killed since the volcano began erupting on Tuesday.
然而某些火山喷发在离开这些碰撞很远的地方。
However, some volcanic eruptions happen far from these crash sites.
冰岛南部的埃德菲亚德拉火山喷发就属于此类。
The eruption of Eyjafjallajokull in the south of Iceland was one of these.
科学家尚不能确定火山喷发时闪电的形成原因。
Scientists are still uncertain as to why lightning occurs during some eruptions.
但是，为了利用地热能，你并不需要火山喷发。
But you don't need volcanic eruptions to make use of geothermal energy.
该地区上一次火山喷发大约发生在600年前。
The last eruption in this volcanic field appears to have occurred about 600 years ago.
从暴风雪到冰岛火山喷发，这种破坏似乎无止境。
The disruptions seem endless, from snowstorms to Icelandic eruptions.
有几个途径或许可以缓解火山喷发所造成的损失。
There are several ways that the damage wrought by Icelands' volcano might be mitigated.
频繁的活动，使其陡峭的山坡覆盖有火山喷发岩。
As a result of its frequent activity, the steeply sloped peak is coated with lava.
火山碎屑流是由火山喷发而引起的最可怕自然灾害。
Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes.
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