英语语法分析

In the West, Grant was bogged down in his protracted siege of Vicksburg.

在西部，格兰特因为对威克斯堡的包围拖延较久而陷入困境。

Soon after that, the Union won another important victory, seizing Vicksburg, Mississippi.

不久，北方又在另一个战场上取得了重大的胜利，北方攻占了密西西比州的维克斯堡。

He and Pemberton signed the surrender agreement on July fourth. The siege of Vicksburg had lasted forty-seven days.

他和彭伯顿将军于7月4日签署了南方军投降的协议。