opposite course meaning in Chinese

相反流向；相反航向

There are always so many presuppositions as to the cause of every event that , however the matter ends , there are always people who will say : i said at the time that it would be so : quite oblivious of the fact that among the numerous suppositions they made there were others too suggesting just the opposite course of events
关于每一个事件的结局，总是有那么多的假设，以致不管事件的结局是什么，总有人要说： “我与时就说过，事情就是这样的结局。 ”但是他们却完全忘却了，在无数的假设之中还有许多完全与此相反的意见。