run intosb
—phrasal verbwithrunverbuk/rʌn/us/rʌn/present participlerunning|past tenseran|past participlerun
B2
tomeetsomeone youknowwhen you are notexpectingto
偶然遇到（某人）；无意碰见（某人）
Grahamraninto someone he used toknowatschoolthe otherday.格雷厄姆前几天偶然遇到一个过去的校友。