《资治通鉴·汉纪·汉纪四》
刘敬的计策本已粗疏了，何况公主鲁元已经成了赵王王后，又怎么能夺回来呢！
建信侯之术，固已疏矣；况鲁元已为赵后，又可夺乎！
Liu Jing's plan was already crude. Moreover, Princess Luyuan had already become the Queen of King Zhao. How could she be taken back?
<s>[INST] Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 建信侯之术，固已疏矣；况鲁元已为赵后，又可夺乎！ [/INST] Modern Chinese: 刘敬的计策本已粗疏了，何况公主鲁元已经成了赵王王后，又怎么能夺回来呢！ English: Liu Jing's plan was already crude. Moreover, Princess Luyuan had already become the Queen of King Zhao. How could she be taken back?</s>
Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 建信侯之术，固已疏矣；况鲁元已为赵后，又可夺乎！
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Modern Chinese: 刘敬的计策本已粗疏了，何况公主鲁元已经成了赵王王后，又怎么能夺回来呢！ English: Liu Jing's plan was already crude. Moreover, Princess Luyuan had already become the Queen of King Zhao. How could she be taken back?
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