英语词汇“wall rock”是什么意思，“wall rock”的读音、用法及例句翻译-烛光网

词汇	wall rock
释义	wall rockn.（名词） The rock that forms the walls of a vein or lode.围岩：形成矿脉边界的岩石
随便看	cross–grained cross–index cross–legged cross–link cross–national cross–pollinate cross–pollination cross–pollinize cross–purpose cross–question cross–reaction cross–refer cross–reference cross–stitch cross–tolerance cross–train cross–trainer crost crotch crotched crotches crotchet crotcheted crotcheting crotchets

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