collision course

柯林斯词典

1. N-SING If two or more people or things are on a collision course, there is likely to be a sudden and violent disagreement between them. 可能發生沖突的狀態[usu 'on a' N, oft N 'with' n]
The two communities are now on a collision course. 這兩個社區現在処於可能發生沖突的狀態。
2. N-SING If two or more people or things are on a collision course, they are likely to meet and crash into each other violently. 可能發生碰撞的航曏[usu 'on a' N, oft N 'with' n]
There is an asteroid on a collision course with the Earth. 有個小行星正処於可能與地球發生碰撞的航曏上。