Telling a complete stranger about your life is difficult.

要对一个素昧平生的人谈自己的生活经历是比较困难。

Sometimes I feel like I'm living with a stranger.

有时我觉得自己和一个陌生人生活在一起。

The women knew nothing of the dead girl. They were strangers.

女人们都对死去的女孩一无所知。她们互不相识。

'You don't know much about our town, do you?'—'No, I'm a stranger here.'

“你不太了解我们这个镇，是吗？”—“是的，我是外地人。”

He is no stranger to controversy. [+ to]

他是个颇具争议的人物。

We were both strangers to diplomatic life. [+ to]

我们俩在外交方面都是生手。