vermiculiten.
英 və'mɪkjʊlaɪt | 美 vɝ'mɪkjə,laɪt
中文n. 蛭石（一种隔热材料）
词根词源
vermiculite (n.)micaceous mineral, 1814, from Latin vermiculari (from vermiculus, diminutive of vermis; see worm (n.)) + -ite. So called from its reaction when heated.
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