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单词 θ210404
释义
society > occupation and work > industry > mining > mine [verb (transitive)] > work a mine, vein, or seam (3)
to work out1545

transitive. To work (a mine, vein, seam, etc.) until it is exhausted. Usually in passive.

coal1708

transitive. To bore or sink down to (a coal seam). Obsolete. rare.

stool1824

Mining. To work (a vein). Cf. stool, n. 12.

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