catch sight of

US /kætʃ saɪt ʌv/
UK /kætʃ saɪt ʌv/
"catch sight of" picture
1.

瞥見, 看到

to suddenly see something or someone, especially when you are looking for them

:
I managed to catch sight of the rare bird before it flew away.
我設法在稀有鳥飛走之前瞥見了它。
She suddenly caught sight of her friend in the crowd.
她突然在人群中瞥見了她的朋友。