名词
中文翻译：熔岩锥
同义词：
['volcanic cone', 'lava tube', 'lava flow']
例句：
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1. Thevolcano erupted, anda lava cone was formed on themountainside.
火山爆发了，山顶形成了一个熔岩锥。
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2. The lava flow hadcooled down enough to be safefor people to walk on.
熔岩流已经冷却到人们可以安全行走的程度。
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3.The lava tubes were visible throughthe ground, leading to the heart ofthe volcano.
熔岩管通过地面可见，通向火山的中心。