trajectory of gunfir

At this point, the sergeant with the submachine gun spoke up: "The gunfire is about one or two kilometers away. It must be the Duke Vladimir's troops still resisting. We should cross enemy lines and join forces with the Duke.",After determining that there was nothing more to be gleaned from this group, Wang Zhong turned his attention to the house beside them.,He wanted to see how his comrades were doing in the battle afar, but he was unable to.。