后边加of,例如:

1、There's no need to be afraid of him ─ he's a big softie.没必要害怕他——他心特好。

2、There's nothing to be afraid of.没有什么要害怕的。

3、Why should a great community like a university be afraid of nihilism?为什么像大学这样人才济济的社区要害怕虚无主义呢