a scar where the umbilical cord was attached;
"you were not supposed to show your navel on television"
"they argued whether or not Adam had a navel"
"she had a tattoo just above her bellybutton"
- The belly button symbolizes the origin of life.
- ZhaoBoGong it feels a bit painful, bellybutton he looked down and saw red, plum juice, flowing to the full belly.
- butt on 一端与…相接...