run across

US /rʌn əˈkrɔs/
UK /rʌn əˈkrɔs/
"run across" picture
1.

偶遇, 偶然发现

to meet or find by chance

:
I ran across an old friend at the supermarket today.
我今天在超市偶遇了一位老朋友。
While cleaning the attic, she ran across some old family photos.
在打扫阁楼时,她偶然发现了一些旧家庭照片。
2.

跑过, 横穿

to run from one side to the other side of something

:
The dog ran across the field to fetch the ball.
跑过田野去捡球。
Be careful when you run across the busy street.
当你跑过繁忙的街道时要小心。