《资治通鉴·汉纪·汉纪十八》
羌军多次挑战，赵充国坚守不出。
虏数挑战，充国坚守。
The Qiang army challenged him many times, but Zhao Chongguo defended and did not come out.
<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: 虏数挑战，充国坚守。 [/INST] Modern Chinese: 羌军多次挑战，赵充国坚守不出。 English Translation: The Qiang army challenged him many times, but Zhao Chongguo defended and did not come out.</s>
Translate the given Classical Chinese text into modern Chinese, then provide an English translation that captures the nuances of both versions. Classical Chinese: 虏数挑战，充国坚守。
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Modern Chinese: 羌军多次挑战，赵充国坚守不出。 English Translation: The Qiang army challenged him many times, but Zhao Chongguo defended and did not come out.
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