Finally, the closed triangles in ridge and valley axes are broken and the short branches are removed.

最后，将山脊线或山谷线“雏形”中封闭的三角形断开，并剔除过短的山脊线和山谷线。

youdao

By analyzing the way each line rises and falls, the software builds a 3-d model of the surface of the finger in less than a second, with each ridge and valley in its proper place.

通过分析每个条纹升降的方式，系统软件在不到一秒的时间里就可构造出手指表面的三维模型，保证每个峰谷都处在各自合适的位置上。

youdao

As they breasted the ridge, they saw the valley and lake before them.

他们到达山脊时山谷和湖泊尽收眼底。

《牛津词典》

If all this talk of Abbotsford, Maple Ridge and the wider Fraser Valley has you salivating to meet the people behind the food on your Vancouver table, you are in luck.

BBC: Vancouver��s 100-mile food trail

He now works with the Blue Ridge Hunt and lives in the beautiful Shenandoah valley.

ECONOMIST: Going to America

To the east of Old Cairo, a limestone ridge marks the edge of the Nile valley and the beginning of the desert.

BBC: The perfect trip: Egypt