fallen across

• v. 碰到(遇到)

fallen across的用法和样例：

例句

1. I fell across a friend of mine in the Friendship Department Store the other day.
   前几天我在友谊商店偶然遇见了我的一位朋友。
2. A tree had fallen across the street and was in Father's ways as he drove.
   一棵树横倒在街道上，挡住了父亲开车的道路。