dune sand

基本解釋

Like a sand dune, the pavilion appears smooth on the side that bears the full force of the wind and rough and textured on the other side.
和沙丘一樣，阿聯(lián)酋館的一面看起來(lái)很光滑，可以承受巨大的風(fēng)力，而另一面則相對(duì)粗糙。
The hinterland of Junggar basin is mostly covered with desert. It brings about difficulty for seismic prospecting due to its fluctuation, inhomogeneous distribution of surface dune sand.
準(zhǔn)噶爾盆地腹部大都為沙漠所覆蓋，地表起伏的沙漠以及近地表沙丘沙厚度的橫向不均勻分布，給地震勘探帶來(lái)了諸多困難。
Quartz grain surface textures in coastal dune sand which is mainly derived from beach sand have features characteristic of both typical aeolian environment and inheritable and reformable beach sand.
本文通過(guò)對(duì)廣東和海南海岸沙丘砂石英顆粒的掃描電鏡分析，認(rèn)為其表面結(jié)構(gòu)特征，既具有典型的風(fēng)成環(huán)境特征。

They form when plants hold sand in the outer parts of the dune but the center of the dune continues to move.
It is one of the largest sand dune fields in the United States.

They are moved by dreams of adult happiness, but the form of those dreams is as serendipitous as ripples in a dune of sand.
NEWYORKER: Semi-Charmed Life
Coastal ponds are usually separated from the sea by a sand dune a few metres high.
ECONOMIST: Eye on the storm