《北史·本记·卷一》
慕容垂便北至平城西北，当听说道武帝将领兵到达时，就筑城防守。
垂遂至平城西北，闻帝将至，乃筑城自守。
Murong Chui then went north to Pingcheng's northwest and built fortifications when he heard that Emperor Daowu's troops were approaching.
<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: 垂遂至平城西北，闻帝将至，乃筑城自守。 现代汉语: 慕容垂便北至平城西北，当听说道武帝将领兵到达时，就筑城防守。 [/INST] Murong Chui then went north to Pingcheng's northwest and built fortifications when he heard that Emperor Daowu's troops were approaching.</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: 垂遂至平城西北，闻帝将至，乃筑城自守。 现代汉语: 慕容垂便北至平城西北，当听说道武帝将领兵到达时，就筑城防守。
user
Murong Chui then went north to Pingcheng's northwest and built fortifications when he heard that Emperor Daowu's troops were approaching.
assistant