run across片语动词KK [rʌn əˋkrɔs] /ɹʌn əˈkɹɔs/发音片语动词1偶遇、碰见、撞见I ran across an old classmate at the airport yesterday.我昨天在机场碰见了一位老同学。2偶然发现、无意中找到She ran across some old photographs while cleaning the attic.她在整理阁楼时偶然发现了一些旧照片。3跑过、跑著穿过The boy ran across the field to join his friends.男孩跑过那片草地去找他的朋友们。用这个字练口说→