run across
1.find or meet by chance偶然发现;偶遇
I ran across the article in yesterday's newspaper.我在昨天的报纸上偶然发现了这篇文章。
He ran across an excellent book on the subject in the library.他在图书馆偶然找到了有关这个题目的一本极好的书。
I ran across my old classmate in the street yesterday.昨天我在街上偶然碰到了我的老同学。
2.convey across让…搭车穿过;运送…到对面去
He ran us across to the other side of the bay in his private launch.他用私人汽艇送我们到海湾彼岸。
3.cross(by running)(跑着)穿过Burning with curiosity,she ran across the fields after the dog.她充满了好奇心,跟在那条狗后面奔过田野。