trajectory of gunfir

The remaining men's weapons looked a lot like Finnish Suomi submachine guns, and his uniform was different from the other three; there were two V-shaped markings on his sleeves.,Wang Zhong also looked up and found that the ceiling was made of wood. Now someone was stepping on the ceiling with big leather shoes, making a heavy thumping sound.,Just now I could only see the first floor across the street with my own eyes, but after switching perspectives, I can see the second and third floors even the roof. Could it be...。