This is the 4860th most frequent Polish word.
ostrzelało
"Fired upon" or "shelled."
The word 'ostrzelało' is used here to describe the act of shooting or attacking with firearms by soldiers.
Żołnierze ostrzelało pozycje wroga.
Soldiers fired upon enemy positions.
The word 'ostrzelało' in this context metaphorically describes hail attacking trees, likened to gunfire.
Burza ostrzelało okoliczne drzewa gradem.
The storm battered the surrounding trees with hail.
Here, 'ostrzelało' is used to indicate the intentional dispatch or triggering of a mechanism, metaphorically as firing.