《周书·列传·卷三十三》
当时与束魏争强斗胜，战争不停，蠕蠕族乘虚而入，屡次成为边防的忧患。
时与东魏争衡，戎马不息，蠕蠕乘虚，屡为边患。
At that time, the Eastern Wei and the Western Wei was competing for the strongest, and the war did not stop. The Rouran took advantage of the situation and repeatedly became a threat to the border defense.
<s>[INST] 对于下面每对文言文和现代汉语段落, 请创作一个能够体现核心信息的英语翻译: 文言文: 时与东魏争衡，戎马不息，蠕蠕乘虚，屡为边患。 现代汉语: 当时与束魏争强斗胜，战争不停，蠕蠕族乘虚而入，屡次成为边防的忧患。 [/INST] At that time, the Eastern Wei and the Western Wei was competing for the strongest, and the war did not stop. The Rouran took advantage of the situation and repeatedly became a threat to the border defense.</s>
对于下面每对文言文和现代汉语段落, 请创作一个能够体现核心信息的英语翻译: 文言文: 时与东魏争衡，戎马不息，蠕蠕乘虚，屡为边患。 现代汉语: 当时与束魏争强斗胜，战争不停，蠕蠕族乘虚而入，屡次成为边防的忧患。
user
At that time, the Eastern Wei and the Western Wei was competing for the strongest, and the war did not stop. The Rouran took advantage of the situation and repeatedly became a threat to the border defense.
assistant