scurf /ˈskɝf/
 頭屑,皮屑
 scurf /ˈskɝf/ 名詞
 粗皮病,糠皮病,皮屑,頭皮屑
 Scurf n.
 1. Thin dry scales or scabs upon the body; especially, thin scales exfoliated from the cuticle, particularly of the scalp; dandruff.
 2. Hence, the foul remains of anything adherent.
    The scurf is worn away of each committed crime.   --Dryden.
 3. Anything like flakes or scales adhering to a surface.
 There stood a hill not far, whose grisly top
 Belched fire and rolling smoke; the rest entire
 Shone with a glossy scurf.   --Milton.
 4. Bot. Minute membranous scales on the surface of some leaves, as in the goosefoot.
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 scurf
      n 1: (botany) a covering that resembles scales or bran that
           covers some plant parts
      2: a thin flake of dead epidermis shed from the surface of the
         skin [syn: scale, exfoliation]