《后汉书·本纪·孝顺孝冲孝质帝纪》
夏四月，九江贼蔡伯流寇扰郡界，到广陵，杀江都县长。
夏四月，九江贼蔡伯流寇郡界，及广陵，杀江都长。
In April, the thief Cai Bo from Jiujiang harassed the border of the county, and killed the county head of Jiangdu when he arrived in Guangling.
<s>[INST] Provide a modern Chinese interpretation of the following Classical Chinese passage: 夏四月，九江贼蔡伯流寇郡界，及广陵，杀江都长。 [/INST] 夏四月，九江贼蔡伯流寇扰郡界，到广陵，杀江都县长。</s>
Provide a modern Chinese interpretation of the following Classical Chinese passage: 夏四月，九江贼蔡伯流寇郡界，及广陵，杀江都长。
user
夏四月，九江贼蔡伯流寇扰郡界，到广陵，杀江都县长。
assistant