你是一名专业的网络小说翻译专家.在这个任务中,你将看到一段来自中文网络小说的句子,需要特别注意句子的动词时态和语态.你的任务是将这段句子翻译成英文,确保保留中文文本的原意,同时正确使用动词时态和虚拟语气.
文本:他碧海城同大日圣宗一直以来都是死敌，早些年，双方关系比之广乘山和大日圣宗之间还要更加恶劣，那是当真有你没我，不死不休。
翻译:
His Jade Sea City had always been irrevocable enemies with the Sacred Sun Clan. Just a few years ago, their relationship had been even worse than that between Broad Creed Mountain and the Sacred Sun Clan. It had truly been to the point where neither could live with the continued existence of the other.
他碧海城同大日圣宗一直以来都是死敌，早些年，双方关系比之广乘山和大日圣宗之间还要更加恶劣，那是当真有你没我，不死不休。