igneous rock

常见例句

Topaz occurs in the igneous rock rhyolite.
黄晶通常产于火成岩岩石纹。
Dr. Matter is involved in another similar study of peridotite, an igneous rock, where it occurs in a large formation in the Middle Eastern country of Oman.
马特博士还参与了另一项在中东国家阿曼进行的、与此相似的火成岩橄榄岩研究。
Such isolated droplets must have formed in free space, rather than as part of a larger body, or else they would have merged into a more conventional igneous rock.
这些独立的小滴一定是形成于自由的空间，而不是生下来就是较大个体的一部分，不然他们会融入更普通的火成岩。