1. 碰撞;相撞;撞上
    If two or more moving people or objects collide, they crash into one another. If a moving person or object collides with a person or object that is not moving, they crash into them.

    e.g. Two trains collided head-on in north-eastern Germany early this morning...
           今天早上德国东北部两列火车迎面相撞。
    e.g. Racing up the stairs, he almost collided with Daisy...
           他飞奔上楼，差点撞到黛西。

2. (目标、意见等)冲突，抵触
    If the aims, opinions, or interests of one person or group collide with those of another person or group, they are very different from each other and are therefore opposed.

    e.g. The aims of the negotiators in New York again seem likely to collide with the aims of the warriors in the field...
           看来，纽约谈判人员的目标可能会再次与战场上勇士们的目标发生冲突。
    e.g. In the next two years, Nasser regularly collided with the different Western powers, who refused to arm him...
           随后的两年里，纳赛尔不断与拒绝为他提供武器装备的几个西方大国发生冲突。