back course

基本解释

They quickly get us back on course when we take a wrong turn.
当我们转错弯后它能很快将我们指回正确的路线。
blog.sina.com.cn
Sheldon: Well, we could argue about who said what all night long, but to set things back on course, I will propose a new topic of conversation.
谢尔顿：如果要深究谁说了什么的话，我们能纠结一整晚，但为了回到正轨上，我要为聚餐开启个新的话题了。
Controversial strategies carried by countries in Northeast of Asia and conflicts among them hold back the course of establishing the international cooperates system in this area.
构筑东北亚区域国际合作体系的努力之所以受阻，其重要的原因在于这一区域内各国战略指向的背离和冲突。

Of course,not all of the puppets at the Center for Puppetry Arts date back to ancient times.
And what happens of course thereafter, as you'll remember, is that Lily pops up from the back seat: "Hi." He didn't know that she was there.
那么，在那之后发生了什么呢，正如你所记得的,莉莉从汽车后座突然跳出来，你好，他根本就不知道她在那儿。
耶鲁公开课 - 1945年后的美国小说课程节选
The objects don't get put back together," One possibility, of course, is simply to disagree with me about the facts.
物体不能再复原了“,一种可能性，当然，是简单地不同意我对于这些事实的观点。
耶鲁公开课 - 死亡课程节选

In a few blinks, the Jaguar had pulled itself completely back on course, seemingly of its own volition.
FORBES: Test Drive: 2013 Jaguar XJ Gets All Wheel Drive, And It's Great