is created by billions of moving sand grains vibrating against one another. 是由数十亿沙粒相互振动而产生的

49. And even the dunes have their own magical quality.
    甚至贫瘠的沙丘也有其独到的特质
50. Indeed some have their own voice.
    事实上 有些沙丘能发出属于自己的声音
51. Here in Arabia, this extraordinary sound
    在阿拉伯半岛 这种非同寻常的声音
52. is created by billions of moving sand grains vibrating against one another.
    是由数十亿沙粒相互振动而产生的
53. The eerie song they produce can be heard for miles across the world's biggest sand desert.
    在这片世界上最大的沙漠中 这种诡异的旋律可以传到数里以外
54. Winds have also built sand into surreal shapes.
    风也将沙子吹成了各种离奇的形状
55. Deserts around the world can appear so alien, that they seem to belong to another planet altogether.
    世界各地 如此奇异的沙漠几乎如同外星世界

来自《行星地球 第三季 第三集 Planet Earth S03E03 沙漠与草原》第 52 行