sweepwasher

词形变化

sweepwashers 复数 sweepwashers

释义与例句

n.
  1. 1.

    One who extracts the residuum of precious metals from the sweepings, potsherds, etc., of refineries of gold and silver, or places where those metals are used.

    过时

词源

From sweep + washer.

来源：wiktionary