These plants are tenaciously rooted in the passage of the eastward shift of the sand dunes by means of the advanced dripping technology. The increase of the ground roughness several hundred-fold makes the wind velocity quickly decrease.

• 它们靠着先进的滴灌技术顽强扎根在沙山东移的通道上，地面粗糙度数百倍地增加使得风速急剧锐减。