This is the 457th most frequent Arabic word.
لدينا
"We have."
Here, 'لدينا' is used to indicate possession, meaning 'we have'.
لدينا الكثير من الكتب في المكتبة.
We have many books in the library.
In this usage, 'لدينا' expresses possession of an abstract idea, like an opportunity.
لدينا فرصة للمشاركة في المسابقة.
We have an opportunity to participate in the competition.
This sentence uses 'لدينا' in a question to inquire about possession or availability of time.