glide path
noun
1- an aircraft's line of descent to land, especially as indicated by ground radar（尤指地面雷达等所显示的）（飞机的）下滑道; 下滑轨迹。
1.1
- a series of events or actions leading smoothly to a particular outcome顺畅之路：
we are on a glide path to success.
我们正沿着顺畅之路走向胜利。