《魏书·列传·卷十二》
主上对于兄长来说，论恩情不能报答，道义不能背弃。
主上之于兄，恩则不可酬，义则不可背。
The support of the father to his son he cannot repay for the favor, and he cannot violate the reciprocity of duty.
<s>[INST] 对于下列每组文言文和现代汉语句子, 请提供一个能够准确表达两者本质的英语翻译: 文言文: 主上之于兄，恩则不可酬，义则不可背。 现代汉语: 主上对于兄长来说，论恩情不能报答，道义不能背弃。 [/INST] The support of the father to his son he cannot repay for the favor, and he cannot violate the reciprocity of duty.</s>
对于下列每组文言文和现代汉语句子, 请提供一个能够准确表达两者本质的英语翻译: 文言文: 主上之于兄，恩则不可酬，义则不可背。 现代汉语: 主上对于兄长来说，论恩情不能报答，道义不能背弃。
user
The support of the father to his son he cannot repay for the favor, and he cannot violate the reciprocity of duty.
assistant