cholesterin
  膽固醇
  cho·les·ter·in /kəˈlɛstərən/ 名詞
  Cho·les·ter·in n.  Chem. A white, fatty, crystalline substance, tasteless and odorless, found in animal and plant products and tissue, and especially in nerve tissue, in the bile, and in gallstones.
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  cholesterin
       n : an animal sterol that is normally synthesized by the liver;
           the most abundant steroid in animal tissues [syn: cholesterol]