名词
中文翻译：火山灰岩
同义词：
['ash', 'volcanic tuff例句：1. The volcano erupted', 'sending a cloud of ash flow tuff into the sky.（火山爆发了，一团火山灰岩云被喷到了天空。）2. The ash flow tuff is a rare mineral that can be found in some volcanic regions.（火山灰岩是一种稀有矿物，可以在一些火山地区找到。）3. The ash flow tuff has been used as a building material for centuries.（火山灰岩作为一种建筑材料已经使用了好几个世纪。）']
例句：
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1. The volcano erupted, sending a cloud of ash flow tuff into the sky.
火山爆发了，一团火山灰岩云被喷到了天空。
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2. The ash flow tuff is a rare mineral that can be found in some volcanic regions.
火山灰岩是一种稀有矿物，可以在一些火山地区找到。
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3. The ash flow tuff has been used as a building material for centuries.
火山灰岩作为一种建筑材料已经使用了好几个世纪。