| 释义 |
fall line fall line n.(名词)1. A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.瀑布线:连接几条平行河流上瀑布的线,标志每条河流从高地降到低地的地点2. The natural line of descent, as for skiing, between two points on a slope.直接下滑线:斜坡上两个地点间的天然下降路线,如滑雪用的 |