fall across造句

1、The scientists found the music and images caused people's moods to fall across the board.
科学家们发现伤感的音乐和图片让人的情绪一落千丈。

2、He happened to fall across Helen that day in the street.
他那天在街上偶然遇见海伦。

3、Soon turmoil will fall across the lands.
很快混乱会从天而降遍及大地。

4、I happened to fall across her the next day in the park.
第二天我在公园里偶然遇到她。

5、Second, we fall across rational problems when we solve entironment problems by the technology.
二是用科学技术解决生态环境问题时遇到的理性难题；

fall across翻译