例句與造句

1. Methods 18 male patients with posterior urethral disruption were treated with ureterorenoscopic realignment as primary therapy , of whom 12 were treated with retrograde catheterization , 6 with anterograde catheterization
   方法對(duì)18例男性骨盆骨折后尿道斷裂患者施行輸尿管鏡下尿道會(huì)師治療。
2. It's difficult to find retrograde catheterization in a sentence. 用retrograde catheterization造句挺難的