vis·cus /ˈvɪskəs/
  內臟
  vis·cus /ˈvɪskəs/ 名詞
  (複viscera)內臟
  Vis·cus n.; pl. Viscera   Anat. One of the organs, as the brain, heart, or stomach, in the great cavities of the body of an animal; -- especially used in the plural, and applied to the organs contained in the abdomen.
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  viscus
       n : a main organ that is situated inside the body [syn: internal
           organ]