【各种“灾难”】水灾，洪水 flood；火灾 fire；旱灾 drought；飓风 hurricane；台风 typhoon；龙卷风 tornado；地震 earthquake；海啸 tsunami；雪崩 avalanche；暴风雪 snowstorm/blizzard；泥石流 mudslide；火山爆发 volcanic eruption.
