复数：umbilici 复数：umbilicuses
1.【解】脐;【植】种脐;【动】(单瓣贝的)涡孔;【数】脐点
2.中心,核心
1.a small round place in the middle of someone’s stomach where they were separated from their mother at birth. A less technical word is navel.
umbiliciumbiliciumbilici