der·ma·tol·o·gy /ˌdɝməˈtɑləʤi/
  皮膚醫學,皮膚病學
  der·ma·tol·o·gy /ˌdɝməˈtɑləʤɪ/ 名詞
  Der·ma·tol·o·gy n.  The science which treats of the skin, its structure, functions, and diseases.
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  dermatology
       n : the branch of medicine dealing with the skin and its
           diseases