内脏
Viscus \Vis"cus\, n.; pl. {Viscera}. [L., perhaps akin to E. viscid.] (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.
viscus n : a main organ that is situated inside the body [syn: {internal organ}]