It was inconceivable to me that Toby could have been my attacker.

托比竟会是袭击我的人，这对我来说简直是匪夷所思。

《柯林斯英汉双解大词典》

Luckily, a wonderful man fought off my attacker and helped me buy my train ticket and then escorted me all the way here.

幸好，一个好心人帮我打跑了那个人，给我买了车票，然后一路护送我过来。

youdao

I wrenched my hand away from my attacker.

我用力把手从袭击者手里挣脱出来。

youdao

Nearly two years later, when I'd forgotten about the whole thing, I get dragged to court to give evidence against my friend's attacker.

BBC: Do you have faith in British justice?