Usages of γρήγορα
Μιλάς πολύ γρήγορα, δεν καταλαβαίνω.
You speak very fast, I don't understand.
Εσείς μιλάτε γρήγορα, αλλά η φίλη σας μιλάει αργά.
You speak fast, but your (polite) friend speaks slowly.
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