《资治通鉴·汉纪·汉纪三十一》
况且刘部队还没有攻下宛城，不能前来救援；假如昆阳被敌军占领，只要一天的功夫，我军各部也就都完了。
且宛城未拔，不能相救；昆阳即拔，一日之间，诸部亦灭矣。
Moreover, Liu Bo’s troops have not yet captured Wancheng, and cannot come to our rescue; if Kunyang is taken by the enemy, our troops will all be finished in a single day.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 且宛城未拔，不能相救；昆阳即拔，一日之间，诸部亦灭矣。 [/INST] Moreover, Liu Bo’s troops have not yet captured Wancheng, and cannot come to our rescue; if Kunyang is taken by the enemy, our troops will all be finished in a single day.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 且宛城未拔，不能相救；昆阳即拔，一日之间，诸部亦灭矣。
user
Moreover, Liu Bo’s troops have not yet captured Wancheng, and cannot come to our rescue; if Kunyang is taken by the enemy, our troops will all be finished in a single day.
assistant