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单词 θ211907
释义
society > occupation and work > workplace > places where raw materials are extracted > mine > [noun] > shaft > perpendicular (2)
underlier1778

Mining. (See quot. 1778.)

underlayer1850

Mining. ‘A perpendicular shaft sunk to cut the lode at any required depth.’

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更新时间:2024/12/24 11:18:08