point of split-off

例句：

1. 1. The point of split-off is to identify the most critical issues that need immediate attention.
   分割点的目的是识别出需要立即关注的关键问题。
2. 2. The researcher found a point of split-off in the data where the trend began to change.
   研究人员在数据中发现了一个分割点，趋势开始发生变化。
3. 3. The team decided to meet at the point of split-off, which was just outside the city limits.
   团队决定在分割点会面，这个地点正好位于城市边界之外。