資料來源 : pyDict

漂白機; 漂洗槽

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Potcher \Potch"er\, n.
   One who, or that which, potches.

   {Potcher engine} (Paper Making), a machine in which washed
      rags are stirred in a bleaching solution.