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Ergs are vast expanses of sand dunes like this area in Oman. 尔格是巨大的广阔的沙丘就像这样的地区在阿曼。
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。
That implied elm trees may play an important role on the accretion and fixation of sand dunes. 这表明榆树对当地沙丘的形成和固定起主要作用.
In investigation we found that there are many types of sand dunes,including the unique plumed dunes in the world. 考察发现,库姆塔格沙漠气候极干旱,地表植被稀疏,野生动物极少,沙丘流动性大,沙丘类型多样,在其东北部分布着世界上独一无二的羽毛状沙丘。
There are also campsites by the sea, which are hidden from the beach by a lion of sand dunes, or a thick belt of trees. 这些营地，或在海滩一连串的沙丘后，或在海滩茂密的林带后面。
The drought resistance ability of Salix gordejevii varied at different part of sand dunes and different seasons. 沙丘不同部位各参数值亦不相同，在沙丘中部和丘脚抗旱性最强，而在丘顶水分状况最好。
It possessed every outcropping of rock, every curve of sand dune on a barren and gelid shore. 这里也有凛冽荒凉的海边那种礁岩嶙峋，沙丘起伏的景色。
The paper expounds present situation and developing trend of sand dunes hazard,and put forward the control countermeasure of sand dunes hazard. 本文阐述了康平、法库两县风沙危害现状及发展趋势，提出了风沙危害的防治对策.
There are some differences in the distribution of varied physiographical places.Taxa in inner dune are more abundant than those in windward, top and leeward of sand dune. 蓝藻在不同地貌部位分布略有差异，在丘间低地种类最为丰富；
The results showed that the distribution of herbaceous vegetation was observably negatively correlated with the distribution of sand dunes, elm trees and aeolian pits, respectively. X2检验结果显示榆树、沙丘、风蚀坑三者在分布上相互之间存在极显著的正关联关系;草本植被的分布分别与榆树、沙丘、风蚀坑的分布之间存在极其显著的负关联关系.
The Sand Dunes and Vegetation of Yenliao. 盐寮沙丘与植物。
The landscape in sand dune areas is characterized by the alternate distribution of sand dune and interdune lowland, and the unique floras in these areas are some endemic or rare plant species. 摘要沙区景观表现为沙丘和低地交错分布。沙区常具独特的植物区系，含有特有和稀有植物。
The ship was overbalanced by the shifting of its cargo. 那条船因货物的移动而失去平衡。
The bond that binds the smugglers together is a rope of sand. 把走私犯联接起来的是条沙做的绳子，一碰就碎。
The young man has plenty of sand in him. 这个年轻人有足够的勇气。
saw miles of sand dunes rolled out to the horizon. 看到几英里的沙丘在地平线上隆起。
A grain of sand made my right eye tear. 一粒沙子弄得我右眼淌泪。
The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
It determines the shift of sleep and wake. 这影响到我们睡眠和觉醒的更替。
During their journey they came upon many sand dunes piled up by the winds. 他们在路上看到许多被风吹积而成的沙丘。