se·ri·ceous /səˈrɪʃəs/
  (a.)絲綢一般的,有絲綢樣光澤的,有絲綢的
  Se·ri·ceous a.
  1. Of or pertaining to silk; consisting of silk; silky.
  2. Bot. Covered with very soft hairs pressed close to the surface; as, a sericeous leaf.
  3. Zool. Having a silklike luster, usually due to fine, close hairs.
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  sericeous
       adj : covered with fine soft hairs or down; "downy milkweed seeds"
             [syn: downy, pubescent, puberulent]