†(a) a machine used for recovering particles of gold or silver from refuse matter; (b) a machine for washing cloth in the process of bleaching.
单词 | θ212927 |
释义 | society > occupation and work > equipment > equipment for treating ores > [noun] > for separating ores from gangue (2) washing-mill1728 †(a) a machine used for recovering particles of gold or silver from refuse matter; (b) a machine for washing cloth in the process of bleaching. vanner1882 An apparatus for separating minerals from the gangue. |
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