例句與造句

1. the neurosurgical wound infection rate was 3.8 % : superficial wound infection in two cases and deep infection and brain abscess in one case ( recurrent brain tumor following radiation therapy )
   顱腦手術(shù)后感染率為3.8%：2例切口感染，1例放療后復(fù)發(fā)的腦腫瘤患者發(fā)生深部感染和腦膿腫。
2. It's difficult to find recurrent brain tumors in a sentence. 用recurrent brain tumors造句挺難的