《水经注·卷十一》
《史记•赵世家》说：孝成王十九年前，赵国与燕国交换土地，把龙兑、汾门给燕，燕则把葛城、武阳给赵。
《史记。赵世家》云：孝成王十九年，赵与燕易土，以龙兑，汾门与燕，燕以葛城，武阳与赵。
"Records of the Historian: The Family of Zhao" says: Nineteen years before King Xiaocheng, the State of Zhao and the State of Yan exchanged land, giving Longdui and Fenmen to Yan, and Yan gave Gecheng and Wuyang to Zhao.
<s>[INST] 用英语解释这段文言文的意思: 《史记。赵世家》云：孝成王十九年，赵与燕易土，以龙兑，汾门与燕，燕以葛城，武阳与赵。 [/INST] "Records of the Historian: The Family of Zhao" says: Nineteen years before King Xiaocheng, the State of Zhao and the State of Yan exchanged land, giving Longdui and Fenmen to Yan, and Yan gave Gecheng and Wuyang to Zhao.</s>
用英语解释这段文言文的意思: 《史记。赵世家》云：孝成王十九年，赵与燕易土，以龙兑，汾门与燕，燕以葛城，武阳与赵。
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"Records of the Historian: The Family of Zhao" says: Nineteen years before King Xiaocheng, the State of Zhao and the State of Yan exchanged land, giving Longdui and Fenmen to Yan, and Yan gave Gecheng and Wuyang to Zhao.
assistant