When Elema finished meeting with the chief, we headed back up to the ridge between two stream drainages.
等到埃莱玛与酋长的会面结束，我们一行人又折回到两条溪流之间的山脊上。
Straddling the ridge of a mountain range shaped like a dragon’s back is, appropriately enough, Dragon’s Back Trail.
横跨山脉的形状像龙的背，真的像一条龙在那里。
This crescent-shaped ridge of sand dune in Oman was formed by strong trade winds that form a smooth hill facing the wind (left) and concave slipface on the back.
阿曼一座新月形的沙丘脊由强信风吹成，在迎风的方向（图左侧）形成一面平缓的凸破，在背风面形成凹坡。
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