This is the 80th most frequent Hebrew word.
בגלל
"Because of"
The word "בגלל" is used here to explain the reason for the inability to go to the beach.
אני לא יכול ללכת לים בגלל שבחוץ יורד גשם.
I cannot go to the beach because it's raining outside.
In this sentence, "בגלל" is used to state the reason for why she received this opportunity.
היא קיבלה את ההזדמנות לעבוד בחברה חדשה בגלל הכישורים שלה.
She got the chance to work at a new company because of her skills.
Here, "בגלל" provides the cause for the delay of the presentation.