catch a glimpse of

US /kætʃ ə ˈɡlɪmps ʌv/
UK /kætʃ ə ˈɡlɪmps ʌv/
"catch a glimpse of" picture
1.

vislumbrar, ver de relance

to see something or someone for a very short time or only partially

:
I managed to catch a glimpse of the celebrity as she entered the building.
Consegui vislumbrar a celebridade enquanto ela entrava no prédio.
We only caught a glimpse of the rare bird before it flew away.
Nós apenas vislumbramos o pássaro raro antes que ele voasse para longe.