We are brothers - sharing in honor and disgrace, never abandoning each other.
Tips
usage
Often applied to teams, partners, allies, or close friends - describes solidarity in both good times and bad. Pairs naturally with 同甘共苦 (share happiness and hardship) or 风雨同舟 (in the same boat through wind and rain).
memory
The 荣 (honor) / 辱 (shame) pair is a classical opposites set. 与共 means 'to share with' - together: 'sharing honor-and-shame.'