They threatened to lead a mass walk-out if the party did not sharply changedirection.
他们威胁说，如果该党对其发展方向不作大的调整，他们就发动大家集体退党。
《柯林斯英汉双解大词典》
2
The way of rises and falls and how it may changedirection.
特别能察觉到其上升、下降及改变方向的动态。
3
Whether it's a sports team or a presidential campaign, everybody relishes having the big momentum, because it makes them harder to stop or changedirection.