我们俩人都发誓从此以后永为朋友。

We both swore we'd be friends ever after.

《柯林斯英汉双解大词典》

我们俩人说不定是谁，时不时去厨房沏杯咖啡。

Every now and then, one of us goes to the kitchen to make coffee.

youdao

我想这个安排对我们俩人更加合适。

I assume that this arrangement will be more comfortable for both of us.

youdao

So the other possible deviation we have to consider, is a deviation of the form of one of these guys dropping out.

那么另外一个我们必须要考虑的偏差,是她们俩有一个人退出选举

耶鲁公开课 - 博弈论课程节选