“难兄难弟”用比较地道的英语怎么说呀？

Answer 1

fellow sufferers，
men in the same boat.

Answer 2

fellow sufferers

Answer 3

fellow sufferers

追问

这个我从网上也有查到，但感觉怪怪的。。。

追答

固定用法就是这个
They are the fellow sufferers