《史记·十二本纪·孝文本纪》
后元六年冬天，匈奴三万人进入上郡，三万人进入云中。
後六年冬，匈奴三万人入上郡，三万人入云中。
In the winter of the sixth year of Houyuan, 30,000 Huns entered Shangjun and 30,000 entered Yunzhong.
<s>[INST] Translate the given Classical Chinese text into modern Chinese, then provide an English translation that captures the nuances of both versions. Classical Chinese: 後六年冬，匈奴三万人入上郡，三万人入云中。 [/INST] Modern Chinese: 后元六年冬天，匈奴三万人进入上郡，三万人进入云中。 English Translation: In the winter of the sixth year of Houyuan, 30,000 Huns entered Shangjun and 30,000 entered Yunzhong.</s>
Translate the given Classical Chinese text into modern Chinese, then provide an English translation that captures the nuances of both versions. Classical Chinese: 後六年冬，匈奴三万人入上郡，三万人入云中。
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Modern Chinese: 后元六年冬天，匈奴三万人进入上郡，三万人进入云中。 English Translation: In the winter of the sixth year of Houyuan, 30,000 Huns entered Shangjun and 30,000 entered Yunzhong.
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