所有交通都朝着相反的方向行驶。

All the traffic was going in the ___opposite direction.

警方试图平息暴力的努力产生了相反的效果。

Police attempts to calm the violence had the ___opposite effect.

叔叔警告了她，以免她干涉客栈里发生的事情，但这却对玛丽产生了相反的效果。

The uncle had warned her so that she wouldn't interfere with what happened at the inn, but it had the ___opposite effect on Mary.