This is the 526th most frequent Catalan word.
darrer
"Last" or "final."
In this sentence, 'darrer' means 'last' or 'most recent' in the context of sequence.
Aquest és el darrer llibre que vaig llegir.
This is the last book I read.
Here, 'darrera' refers to the previous or most recently completed class.
A la darrera classe, vam aprendre sobre geografia.
In the last class, we learned about geography.
In this sentence, 'darrera' signifies 'final' or 'ultimate' in the context of concluding opportunities.