難兄難弟 [nanˋ xiong nan di]
fellow sufferers; two men in the same difficult situation

成語故事 [對牛彈琴]

I would like to add stories about Chinese idioms to help you with your listening and reading skills.

• 對牛彈琴 [duì niú tán qín] [ㄉㄨㄟˋ ㄋㄧㄡˊ ㄊㄢˊ ㄑㄧㄣˊ]
  • to play the lute to a cow; to cast or throw pearls before swine; to preach to deaf ears