volcanics lava volcanic rock extrusive rock
Mount Unzen has been spewing out volcanic ash, gas, and rock today.
云仙山今天一直在向外喷涌火山灰、气体和火山岩。
—— 柯林斯例句Basalt is the commonest volcanic rock.
玄武岩是最普通的火山岩。
—— 辞典例句Volanic rocks have high susceptibilities under normal conditions.
火山岩在正常情况下有强的磁化率。
—— 辞典例句The volcanics are most commonly andesitic in composition.
火山岩的组成最通常是安山岩。
—— 辞典例句Rock fragments, including volcanics, are common, and the matrix consists largely of kaolin and illite.
常见有岩石碎块, 包括火山岩屑, 基质大部分为高龄土和伊利石。
—— 辞典例句