例如，1980年圣海伦斯火山爆发，导致哥伦比亚河的几条支流产生泥石流现象。
The 1980 volcanic eruption of Mount Saint Helens, for example, sent mud and debris into several tributaries of the Columbia River.
喷发后的圣海伦斯火山。
一小股烟从爆发后的圣海伦斯火山蛋壳型的火山口倾泻而出。
A wisp of smoke escapes from Mount St. Helens' dramatic eggshell-shaped crater after an eruption.
10月10日，一股蒸汽从圣海伦斯火山口喷发出来，这缕烟从白雪覆盖的火山口缓缓升起。
Mount St. Helens vented a new column of steam October 10, a lazy plume that rose out of the crater of the snow-dusted volcano.
地质学家不希望发生任何与1980年5月18日那场火山爆发同样的情形。 那次火山爆发导致57人死亡，整个圣海伦斯火山的高度降低了1300英尺。
Geologists do not anticipate anything similar to the May 18, 1980, blast that killed 57 people, blew 1,300 feet off the top of the peak.
我非常紧张，害怕圣。海伦斯火山爆发。
圣海伦斯似乎在当时的1980年喷发，它实际上是一个相对小的喷发较之其他安山岩火山如山。
Saint Helens seemed at the time of the 1980 eruption, it was actually a relatively small eruption compared to other Andesite volcanoes such as Mt.
圣海伦斯似乎在当时的1980年喷发，它实际上是一个相对小的喷发较之其他安山岩火山如山。
Saint Helens seemed at the time of the 1980 eruption, it was actually a relatively small eruption compared to other Andesite volcanoes such as Mt.
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