noun🔗Share血管腫A congenital, benign tumor of endothelial cells."The baby was born with a small, red birthmark on her arm, which the doctor diagnosed as a hemangioma, a benign tumor made of blood vessels. "赤ちゃんは腕に小さな赤いあざを持って生まれ、医者はそれを血管からできた良性の腫瘍である血管腫と診断しました。medicinediseasebiologyanatomybodyorganbiochemistryphysiologyChat with AIVocabulary GamePractice Reading