al·paca /ælˈpækə/
  羊駝,羊駝毛,羊駝呢
  Al·pac·a n.
  1. Zool. An animal of Peru (Lama paco), having long, fine, wooly hair, supposed by some to be a domesticated variety of the llama.
  2. Wool of the alpaca.
  3. A thin kind of cloth made of the wooly hair of the alpaca, often mixed with silk or with cotton.
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  alpaca
       n 1: wool of the alpaca
       2: a thin glossy fabric made of the wool of the alpaca, or a
          rayon or cotton imitation
       3: domesticated llama with long silky fleece; believed to be a
          domesticated variety of the guanaco [syn: Lama pacos]