单词 | variolite |
释义 | Word Frequency variolite(ˈvɛərɪəˌlaɪt) noun any basic igneous rock containing rounded bodies (varioles) consisting of radiating crystal fibres Derived forms variolitic (ˌvɛərɪəˈlɪtɪk) adjective Word origin C18: from variola, referring to the pockmarked appearance of the rock |
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