Corner-to-corner edges can serve as ridges and valleys.
角和角之间的边界线可以作为山谷。
2
The most appealing effects go from cornertocorner.
最理想的效果是从一个角到另一个角。
3
Miss Daisy was happy as a puppy accelerating out of each corner, rushing ahead on a stretch of straight road, then ducking down to dip into the next corner.