The ridges on the soles of my boots stopped me from slipping.
我靴子底上有隆起的纹路，使我没有滑倒。
Vertical ridges on the nail mean a possible iron deficiency.
指甲上的垂脊意味着可能缺铁
Or do you see ridges, dents, or areas of unusual color or shape?
还是看到纹状突起、凹陷或是有异常颜色和形状的区域？
Another big plus is that the ridges can collect drinking water when it rains.
另外一个特点是其上面的皱褶可在下雨时收集雨水。
The sea ridges under the wind.
海面因风起浪。
我们坐在田埂上休息。
A dime has 118 ridges around the edge.
一角硬币边缘共有118个齿纹。
Dark clouds settle on the mountain ridges.
乌云涌在山脊上。
I also noticed that most of them had ridges.
我也注意到大多数梅子核上都有隆起的狭长垄沟。
The cover has deep ridges. These collect rainwater.
该覆盖物有很深的脊状结构，用来收集雨水。
Dunes are ridges of loose sand heaped up by the wind.
沙丘是散沙被风吹起堆积而成的。
The central area is characterized by many lakes, bogs and low ridges.
中部的平原地带以众多的湖泊，沼泽和低岭为特点。
Badaling is the best place to see the Great Wall snaking across the mountain ridges.
八达岭是观看长城沿山脊蜿蜒行走最好的地方。
The development and evolution of sea bottom sand ridges and sand ripples are discussed.
讨论了海底沙脊和沙波发育演变问题。
The development and evolution of sea bottom sand ridges and sand ripples are discussed.
讨论了海底沙脊和沙波发育演变问题。
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