常见例句双语例句Methods:Fossa ovalis and the tributaries of great saphenous vein were observed and measured on 52 lower limbs of patients and 40 lower limbs of fixed human cadavers.方法：对5 2条患肢和40条下肢标本的隐静脉裂孔及大隐静脉根部的局部解剖结构进行观察与测量。 返回 fossa ovalis