常見例句用作名詞 (n.)The inferior vena cava duplication is a rare congenital anomaly.下腔靜脈重復(fù)畸形是一種罕見的先天性血管發(fā)育變異。The posterior borders of the left ventricle and inferior vena cava are well seen.左心室和下腔靜脈的后界看得很清楚。 返回 vena