单词 | trachyte |
释义 | Word Frequency trachyte(ˈtreɪkaɪt, ˈtræ-) noun a light-coloured fine-grained volcanic rock of rough texture consisting of feldspars with small amounts of pyroxene or amphibole Derived forms trachytoid (ˈtrækɪˌtɔɪd, ˈtreɪ-) adjective Word origin C19: from French, from Greek trakhutēs, from trakhus rough |
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