not believe your eyes
US /nɑt bɪˈliːv jʊər aɪz/
UK /nɑt bɪˈliːv jʊər aɪz/

1.
tidak bisa mempercayai mata sendiri
to be so surprised by something that you think you are imagining it
:
•
When I saw the famous actor walking down my street, I could not believe my eyes.
Ketika saya melihat aktor terkenal berjalan di jalan saya, saya tidak bisa mempercayai mata saya.
•
She opened the gift and could not believe her eyes; it was exactly what she wanted.
Dia membuka hadiah itu dan tidak bisa mempercayai matanya; itu persis apa yang dia inginkan.