Located in southern Italy, Etna is the highest active volcano in Europe.
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3. 在美国西部的许多森林里那样做就像在活火山边上建房子一样。
Doing that in many of the forests of the western US is like building homes on the side of an active volcano.
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4. 如果你正在寻找一次一生难忘的冒险经历，那么来一场蹦极，从直升机上跳到活火山口怎么样？
If you're looking for the adventure of a lifetime, how about going bungee jumping off a helicopter into the crater of a live volcano?
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5. 这是世界上最活跃的活火山！
This is the world's most active volcano!
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6. 该破火山口被认为是活火山。
The caldera is considered an active volcano.
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7. 群岛的主岛是一座活火山。
The main island is an active volcano.
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8. 格里姆火山是冰岛活动最频繁的活火山。
Grimsvotn is Iceland's most frequently active volcano.
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9. 该火山是世界活火山之一。
The volcano is one of the most active in the world.
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10. 你知道吗现在还有活火山的存在？
Did you know that there are still active volcanoes?
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11. 这是我第一次见到真正的活火山。
This is my first time to see the fire mountain.
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12. 很多火山是活火山，有可能突然爆发。
Many volcanoes are active and could explode suddenly.
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13. 维苏威火山是座活火山。
Mount Vesuvius is an active volcano.
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14. 维苏威山是一座活火山。
Vesuvius is an active volcano.
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15. 冰岛拥有至少25座活火山以及非常多的温泉和间歇泉。
Iceland has at least 25 active volcanoes and many hot springs and geysers.
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16. 维苏威火山并不是威胁这个人口稠密地区的唯一活火山。
Vesuvius isn't the only active volcano threatening this densely-populated area.
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17. 这些裂缝是活火山。
These cracks are volcanoes.
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18. 莫纳·洛阿火山是世界最大活火山，位于夏威夷，不时喷发。
Mmauna Loa, the world's largest volcano, is located on Haiwaii and erupts from time to time.
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19. 高达2000米的火山口（译注：地球上为数不多的活火山之一）
The top of the volcano with height more than 2.000 meters.
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20. 南美洲的尤耶亚科火山海拔6739，是世界上有史以来最高的活火山。
The summit of South America’s Llullaillaco Volcano has an elevation of 22,110 feet above sea level, making it the highest historically active volcano in the world.
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21. 还好，从远处看，这座活火山是不太高的，要是从近处看，那就····
The volcano seems small from the distance.
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22. 这一海底活火山让科学家们明白了地球生物如何在这样的水下环境中诞生。
The active undersea volcano could allow scientists to understand how life on Earth may have originated in such underwater environments.
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23. 另一方面，在莫纳罗亚山测量二氧化碳的一大问题似乎在于这是一座活火山。
On the other hand, there would seem to be a major problem with measuring carbon dioxide at Mauna Loa: the mountain is an active volcano.
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24. 在活火山地区地震活动非常频繁，每天发生地震的次数甚至可以超过一千次。
Earthquakes are a regular occurrence under active volcanoes. They can number a thousand or more per day.
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25. 波兰科学家哈罗恩·塔捷耶夫花了毕生的精力来研究世界各地的活火山和深洞。
Haroun Tazieff, the Polish scientist, has spent his lifetime studying active volcanoes and deep caves in all parts of the world.
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26. 莉莎：是的。这是世界上最活跃的活火山！二十年来这个火山不断地爆发。
Lisa: Yes. This is the worlds most active volcano! Its been erupting for twenty years now.
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27. 埃特纳火山海拔高度近1.1万英尺(约合3353米)，是欧洲境内最高的活火山。
At nearly 11,000 feet (3,353 meters), Mount Etna is Europe's highest active volcano.
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28. 位于关岛附近的一座水下活火山虽然经常爆发，里面却是海洋生物却是生生不息的活跃地带。
An active underwater volcano near Guam has become a hotspot for a booming population of ocean critters, despite continuous eruptions at the site.
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29. 印度尼西亚群岛有很多活火山，横跨于地质构造断层带，也是太平洋和印度洋之间的火山带。
The Indonesian archipelago has dozens of active volcanoes and straddles major tectonic fault lines known as the "Ring of Fire" between the Pacific and Indian oceans.
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30. 所有这一切令人欣慰，因为据称附近没有活火山，我们将飞得很高，海盐不会被吸入发动机。
All of this is reassuring, as is the announcement that there are no active volcanoes in the vicinity and that we will be flying high enough that sea salt will not be sucked into the engines.
