up·hol·stery /-st(ə)ri/
  室內裝潢
  Up·hol·ster·y n. The articles or goods supplied by upholsterers; the business or work of an upholsterer.
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  upholstery
       n 1: covering (padding and springs and webbing and fabric) on a
            piece of furniture
       2: the craft of upholstering