com·mod·i·ty /kəˈmɑdəti/
  日用品,商品,有用的物品
  Com·mod·i·ty n.; pl. Commodities
  1. Convenience; accommodation; profit; benefit; advantage; interest; commodiousness. [Obs.]
     Drawn by the commodity of a footpath.   --B. Jonson.
     Men may seek their own commodity, yet if this were done with injury to others, it was not to be suffered.   --Hooker.
  2. That which affords convenience, advantage, or profit, especially in commerce, including everything movable that is bought and sold (except animals), -- goods, wares, merchandise, produce of land and manufactures, etc.
  3. A parcel or quantity of goods. [Obs.]
     A commodity of brown paper and old ginger.   --Shak.
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  commodity
       n : articles of commerce [syn: trade goods, goods]