| 单词 | washing-trough |
| 释义 | > as lemmaswashing-trough washing-trough n. ΘΚΠ society > occupation and work > equipment > equipment for treating ores > [noun] > for washing ore > pit or trough washing-trough1557 wash-trough1557 launder1671 strake1758 riffler1839 trough1877 1557 in Pettus Fodinæ Regales (1670) 95 Everie man that hath a Washing Trough of his own by the custom of the Mine. 1833 J. C. Loudon Encycl. Cottage Archit. §431 Boiler, washing-trough, and sink. < as lemmas |
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