| 单词 | 含铁和镁 |
| 释义 | 〔ophiolite〕Any of a group of igneous and metamorphic rocks, rich in iron and magnesium, whose origin is associated with an early phase of the development of a geosyncline.蛇纹石：一种富含铁和镁的榴辉岩类或变质岩，它的形成与地槽形成的早期阶段有关 |
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