She dared not contradict him.

她不敢反驳他。

She hardly dared to venture an opinion.

她几乎不敢亮明观点。

I hardly dared to hope she'd remember me.

我几乎不敢指望她会记得我。

I wouldn't have dared to defy my teachers.

我可不敢不听老师的话。

She dared not breathe a word of it to anybody.

她对任何人都只字不敢提及此事。