英语语法分析

They were shut away in a little room where nobody could overhear.

他们躲在一个小屋子里，没有人能偷听得到。

《柯林斯英汉双解大词典》

Perhaps the neighbours just happened to "overhear" the cry.

也许邻居们只是碰巧“听到”了那声喊叫。

I happened to overhear what he said.

我碰巧听到了他所说的话。