你很清楚合并是一个重要的转折点。 As you are well aware that a merger is a major turning point.
转折点阴谋或戏剧化动作的转折点 The turning point in a plot or dramatic action.
这次争辩将被作为运动的转折点而被后人铭记 A debate that will go down as a turning point in the campaign.
我认为我们现在处在一个人类精神的转折点，这就使我们开始看到一个解决偏见问题的途径。 I think we are now at one of the turning-point in the human spirit, and it enables us to begin to see a way out of the problem of prejudice.
