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一种轻质多孔岩石,尤指由粒度从细沙到粗砾不等的压实火山灰构成的岩石。
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一种轻质多孔岩石,尤指由粒度从细沙到粗砾不等的压实火山灰构成的岩石。；凝灰岩
A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel.
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一种轻质多孔岩石,尤指由粒度从细沙到粗砾不等的压实火山灰构成的岩石。
A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel.
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.