During the second rainy period, the dunes were kind of chopped up at the top, full of hollows and ridges, and these hollows would've captured the rain right there on the top.

在第二次雨季，沙丘的顶部被砍伐了，到处都是凹洞和山脊，这些凹洞正好在顶部吸收了雨水。

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The whorls and ridges on your fingertips can identify you based on what you touch.

指尖上的螺纹和脊状纹路可以根据您触摸的物体来识别您。

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The valleys are thickly forested, but the upper slopes become open woodland and many of the peaks and ridges are treeless.

山谷被茂密的森林覆盖，但上层的斜坡上是比较开阔的树木林地，并且很多山顶和山脊上都是没有树木的。

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Uniform grooves across its craters and ridges hint at a global network of underground layers, which Cheng says could indicate Eros was once part of a larger body.

BBC: Eros is 'no ordinary rock'

Waffles, like their doughnut cousins, tend to fall into two camps: cake and yeast-raised, the former sporting a firmer crumb, the latter, a lighter center and crisper ridges.

WSJ: Waffle Recipes: Off the Grid | Breakfast 2.0

Perhaps a fairer match for the new course would be against eight-year-old Cape Kidnappers in New Zealand, which runs along and around ridges on a secluded stretch of jagged coastline.

CNN: Trump's challenge to the world's greatest golf courses