名词
中文翻译：火山岩
同义词：
['volcanic rock', 'plutonic rock']
例句：
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1.The volcanic activity in the area has been causing concern for 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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2.The plutonium isotope is a key component of the volcanic rock.
钚同位素是火山岩的关键成分。
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3. The study of volcanic rocks can provide valuable insights into the Earth's history.
研究火山岩可以为我们提供有关地球历史的宝贵见解。