trajectory of gunfir

Wang Zhong discovered that there were two small windows against the wall he was leaning on, at a higher place, sunlight slanted in.,The sergeant said sternly, "Count, he is our commander, of course, we need his agreement. Count, what do you think about what I just said",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...。