因为山上雪崩的严重威胁,对美国俄勒冈州胡德山两名失踪山友的搜救工作陷入停顿。
News Link: The search for two missing climbers on Mt. Hood in Oregon has been suspended because of high avalanche danger on the mountain.
胡德山是一个成层火山:一个陡峭的园锥形山,由层层堆叠的硬化的熔岩、结块的火山灰和早期喷发是甩出的岩石构成。
stratovolcano: a steep-sloped, conical structure composed of alternating layers of hardened lava, solidified ash, and rocks thrown out by earlier eruptions.
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