名词
中文翻译：火山口同义词
同义词：
['crater', 'vent', 'crater lake']
例句：
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1. The volcano erupted last night, spewing out molten lava and ash.
昨晚，这座火山爆发了，喷出了熔岩和灰烬。
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2. The volcanic activity in the area has been a source of concern for many years.
该地区的火山活动多年来一直引起人们的担忧。
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3. The volcanic island is home to a unique ecosystem that supports a variety of plant and animalspecies.
这个火山岛拥有一个独特的生态系统，支持着各种植物和动物物种的生存。