wash·er /ˈwɔʃɚ/
 洗滌器,洗衣機
 washer
 墊圈; 補墊; 墊片
 washer
 墊圈
 Wash·er n.
 1. One who, or that which, washes.
 2. A ring of metal, leather, or other material, or a perforated plate, used for various purposes, as around a bolt or screw to form a seat for the head or nut, or around a wagon axle to prevent endwise motion of the hub of the wheel and relieve friction, or in a joint to form a packing, etc.
 3. Plumbing A fitting, usually having a plug, applied to a cistern, tub, sink, or the like, and forming the outlet opening.
 4. Zool. The common raccoon.
 5. Zool. Same as Washerwoman, 2.  [Prov. Eng.]
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 washer
      n 1: someone who washes things for a living
      2: seal consisting of a flat disk placed to prevent leakage
      3: a home appliance for washing clothes and linens
         automatically [syn: automatic washer, washing machine]