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。

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The ridge falls away quickly where it approaches the sea.

山岭在近海处急剧向下倾斜。

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At present, the state has only one clinic that offers abortions, and that is in Sioux Falls, nearly six hours from Pine Ridge.

ECONOMIST: Abortion law in South Dakota